Home / 11,350.13-17,025.21-3,142.13

Finding the Fourth Proportional to 11,350.13, 17,025.21 and 3,142.13

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Solution

The fourth proportional to 11,350.13, 17,025.21 and 3,142.13 is: 4,713.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,350.13 : 17,025.21 = 3,142.13 : x
  2. Step 2: Convert to fraction form
    11,350.13/17,025.21 = 3,142.13/x
  3. Step 3: Cross multiply
    11,350.13x = 17,025.21 × 3,142.13
  4. Step 4: Simplify right side
    11,350.13x = 53,495,337.97
  5. Step 5: Solve for x
    x = 53,495,337.97/11,350.13
  6. Step 6: Final answer
    x = 4,713.19

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.