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Finding the Fourth Proportional to 6,644.57, 9,966.65 and 2,483.19

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Solution

The fourth proportional to 6,644.57, 9,966.65 and 2,483.19 is: 3,724.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644.57 : 9,966.65 = 2,483.19 : x
  2. Step 2: Convert to fraction form
    6,644.57/9,966.65 = 2,483.19/x
  3. Step 3: Cross multiply
    6,644.57x = 9,966.65 × 2,483.19
  4. Step 4: Simplify right side
    6,644.57x = 24,749,073.20
  5. Step 5: Solve for x
    x = 24,749,073.20/6,644.57
  6. Step 6: Final answer
    x = 3,724.71

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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.