Home / 10,502.60-15,759.38-4,663.31

Finding the Fourth Proportional to 10,502.60, 15,759.38 and 4,663.31

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Solution

The fourth proportional to 10,502.60, 15,759.38 and 4,663.31 is: 6,997.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,502.60 : 15,759.38 = 4,663.31 : x
  2. Step 2: Convert to fraction form
    10,502.60/15,759.38 = 4,663.31/x
  3. Step 3: Cross multiply
    10,502.60x = 15,759.38 × 4,663.31
  4. Step 4: Simplify right side
    10,502.60x = 73,490,890.43
  5. Step 5: Solve for x
    x = 73,490,890.43/10,502.60
  6. Step 6: Final answer
    x = 6,997.40

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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.