Home / 8,180.01-11,287.44-4,643.10

Finding the Fourth Proportional to 8,180.01, 11,287.44 and 4,643.10

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Solution

The fourth proportional to 8,180.01, 11,287.44 and 4,643.10 is: 6,406.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,180.01 : 11,287.44 = 4,643.10 : x
  2. Step 2: Convert to fraction form
    8,180.01/11,287.44 = 4,643.10/x
  3. Step 3: Cross multiply
    8,180.01x = 11,287.44 × 4,643.10
  4. Step 4: Simplify right side
    8,180.01x = 52,408,712.66
  5. Step 5: Solve for x
    x = 52,408,712.66/8,180.01
  6. Step 6: Final answer
    x = 6,406.93

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Half scale
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Double scale
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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.