Home / 8,327.97-11,493.63-4,791.15

Finding the Fourth Proportional to 8,327.97, 11,493.63 and 4,791.15

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Solution

The fourth proportional to 8,327.97, 11,493.63 and 4,791.15 is: 6,612.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,327.97 : 11,493.63 = 4,791.15 : x
  2. Step 2: Convert to fraction form
    8,327.97/11,493.63 = 4,791.15/x
  3. Step 3: Cross multiply
    8,327.97x = 11,493.63 × 4,791.15
  4. Step 4: Simplify right side
    8,327.97x = 55,067,705.37
  5. Step 5: Solve for x
    x = 55,067,705.37/8,327.97
  6. Step 6: Final answer
    x = 6,612.38

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Find fourth proportional to 4,163.99, 5,746.82 and 2,395.58
Half scale
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Double scale
Find fourth proportional to 8,328.97, 11,495.01 and 4,792.15
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.