Home / 10,542.90-15,814.46-4,301.24

Finding the Fourth Proportional to 10,542.90, 15,814.46 and 4,301.24

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Solution

The fourth proportional to 10,542.90, 15,814.46 and 4,301.24 is: 6,451.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,542.90 : 15,814.46 = 4,301.24 : x
  2. Step 2: Convert to fraction form
    10,542.90/15,814.46 = 4,301.24/x
  3. Step 3: Cross multiply
    10,542.90x = 15,814.46 × 4,301.24
  4. Step 4: Simplify right side
    10,542.90x = 68,021,805.96
  5. Step 5: Solve for x
    x = 68,021,805.96/10,542.90
  6. Step 6: Final answer
    x = 6,451.91

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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.