Home / 10,702.38-16,060.05-4,129.14

Finding the Fourth Proportional to 10,702.38, 16,060.05 and 4,129.14

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Solution

The fourth proportional to 10,702.38, 16,060.05 and 4,129.14 is: 6,196.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,702.38 : 16,060.05 = 4,129.14 : x
  2. Step 2: Convert to fraction form
    10,702.38/16,060.05 = 4,129.14/x
  3. Step 3: Cross multiply
    10,702.38x = 16,060.05 × 4,129.14
  4. Step 4: Simplify right side
    10,702.38x = 66,314,194.86
  5. Step 5: Solve for x
    x = 66,314,194.86/10,702.38
  6. Step 6: Final answer
    x = 6,196.21

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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.