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Finding the Fourth Proportional to 5,753.52, 7,939.53 and 3,235.71

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Solution

The fourth proportional to 5,753.52, 7,939.53 and 3,235.71 is: 4,465.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,753.52 : 7,939.53 = 3,235.71 : x
  2. Step 2: Convert to fraction form
    5,753.52/7,939.53 = 3,235.71/x
  3. Step 3: Cross multiply
    5,753.52x = 7,939.53 × 3,235.71
  4. Step 4: Simplify right side
    5,753.52x = 25,690,016.62
  5. Step 5: Solve for x
    x = 25,690,016.62/5,753.52
  6. Step 6: Final answer
    x = 4,465.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.