Home / 3,702.13-5,553.19-966.13

Finding the Fourth Proportional to 3,702.13, 5,553.19 and 966.13

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Solution

The fourth proportional to 3,702.13, 5,553.19 and 966.13 is: 1,449.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,702.13 : 5,553.19 = 966.13 : x
  2. Step 2: Convert to fraction form
    3,702.13/5,553.19 = 966.13/x
  3. Step 3: Cross multiply
    3,702.13x = 5,553.19 × 966.13
  4. Step 4: Simplify right side
    3,702.13x = 5,365,103.45
  5. Step 5: Solve for x
    x = 5,365,103.45/3,702.13
  6. Step 6: Final answer
    x = 1,449.19

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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.