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Finding the Fourth Proportional to 6,601.50, 9,902.25 and 2,497.50

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Solution

The fourth proportional to 6,601.50, 9,902.25 and 2,497.50 is: 3,746.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,601.50 : 9,902.25 = 2,497.50 : x
  2. Step 2: Convert to fraction form
    6,601.50/9,902.25 = 2,497.50/x
  3. Step 3: Cross multiply
    6,601.50x = 9,902.25 × 2,497.50
  4. Step 4: Simplify right side
    6,601.50x = 24,730,869.38
  5. Step 5: Solve for x
    x = 24,730,869.38/6,601.50
  6. Step 6: Final answer
    x = 3,746.25

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Double scale
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Similar ratio
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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.