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Finding the Fourth Proportional to 7,605.46, 10,494.25 and 4,248.15

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Solution

The fourth proportional to 7,605.46, 10,494.25 and 4,248.15 is: 5,861.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,605.46 : 10,494.25 = 4,248.15 : x
  2. Step 2: Convert to fraction form
    7,605.46/10,494.25 = 4,248.15/x
  3. Step 3: Cross multiply
    7,605.46x = 10,494.25 × 4,248.15
  4. Step 4: Simplify right side
    7,605.46x = 44,581,148.14
  5. Step 5: Solve for x
    x = 44,581,148.14/7,605.46
  6. Step 6: Final answer
    x = 5,861.73

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.