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Finding the Fourth Proportional to 7,001.44, 10,502.15 and 3,251.17

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Solution

The fourth proportional to 7,001.44, 10,502.15 and 3,251.17 is: 4,876.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,001.44 : 10,502.15 = 3,251.17 : x
  2. Step 2: Convert to fraction form
    7,001.44/10,502.15 = 3,251.17/x
  3. Step 3: Cross multiply
    7,001.44x = 10,502.15 × 3,251.17
  4. Step 4: Simplify right side
    7,001.44x = 34,144,300.48
  5. Step 5: Solve for x
    x = 34,144,300.48/7,001.44
  6. Step 6: Final answer
    x = 4,876.75

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Half scale
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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.