Home / 10,586.13-15,869.76-4,016.91

Finding the Fourth Proportional to 10,586.13, 15,869.76 and 4,016.91

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Solution

The fourth proportional to 10,586.13, 15,869.76 and 4,016.91 is: 6,021.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,586.13 : 15,869.76 = 4,016.91 : x
  2. Step 2: Convert to fraction form
    10,586.13/15,869.76 = 4,016.91/x
  3. Step 3: Cross multiply
    10,586.13x = 15,869.76 × 4,016.91
  4. Step 4: Simplify right side
    10,586.13x = 63,747,397.64
  5. Step 5: Solve for x
    x = 63,747,397.64/10,586.13
  6. Step 6: Final answer
    x = 6,021.78

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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.