Home / 10,332.36-15,489.43-3,757.39

Finding the Fourth Proportional to 10,332.36, 15,489.43 and 3,757.39

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Solution

The fourth proportional to 10,332.36, 15,489.43 and 3,757.39 is: 5,632.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,332.36 : 15,489.43 = 3,757.39 : x
  2. Step 2: Convert to fraction form
    10,332.36/15,489.43 = 3,757.39/x
  3. Step 3: Cross multiply
    10,332.36x = 15,489.43 × 3,757.39
  4. Step 4: Simplify right side
    10,332.36x = 58,199,781.27
  5. Step 5: Solve for x
    x = 58,199,781.27/10,332.36
  6. Step 6: Final answer
    x = 5,632.77

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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.