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Finding the Fourth Proportional to 7,660.53, 11,490.82 and 5,062.89

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Solution

The fourth proportional to 7,660.53, 11,490.82 and 5,062.89 is: 7,594.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,660.53 : 11,490.82 = 5,062.89 : x
  2. Step 2: Convert to fraction form
    7,660.53/11,490.82 = 5,062.89/x
  3. Step 3: Cross multiply
    7,660.53x = 11,490.82 × 5,062.89
  4. Step 4: Simplify right side
    7,660.53x = 58,176,699.49
  5. Step 5: Solve for x
    x = 58,176,699.49/7,660.53
  6. Step 6: Final answer
    x = 7,594.35

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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.