Home / 8,317.44-11,480.40-4,959.18

Finding the Fourth Proportional to 8,317.44, 11,480.40 and 4,959.18

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Solution

The fourth proportional to 8,317.44, 11,480.40 and 4,959.18 is: 6,845.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317.44 : 11,480.40 = 4,959.18 : x
  2. Step 2: Convert to fraction form
    8,317.44/11,480.40 = 4,959.18/x
  3. Step 3: Cross multiply
    8,317.44x = 11,480.40 × 4,959.18
  4. Step 4: Simplify right side
    8,317.44x = 56,933,370.07
  5. Step 5: Solve for x
    x = 56,933,370.07/8,317.44
  6. Step 6: Final answer
    x = 6,845.06

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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.