Home / 7,520.73-10,366.19-5,654.49

Finding the Fourth Proportional to 7,520.73, 10,366.19 and 5,654.49

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Solution

The fourth proportional to 7,520.73, 10,366.19 and 5,654.49 is: 7,793.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,520.73 : 10,366.19 = 5,654.49 : x
  2. Step 2: Convert to fraction form
    7,520.73/10,366.19 = 5,654.49/x
  3. Step 3: Cross multiply
    7,520.73x = 10,366.19 × 5,654.49
  4. Step 4: Simplify right side
    7,520.73x = 58,615,489.42
  5. Step 5: Solve for x
    x = 58,615,489.42/7,520.73
  6. Step 6: Final answer
    x = 7,793.86

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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.