Home / 2,461.20-3,691.56-1,000.48

Finding the Fourth Proportional to 2,461.20, 3,691.56 and 1,000.48

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Solution

The fourth proportional to 2,461.20, 3,691.56 and 1,000.48 is: 1,500.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,461.20 : 3,691.56 = 1,000.48 : x
  2. Step 2: Convert to fraction form
    2,461.20/3,691.56 = 1,000.48/x
  3. Step 3: Cross multiply
    2,461.20x = 3,691.56 × 1,000.48
  4. Step 4: Simplify right side
    2,461.20x = 3,693,331.95
  5. Step 5: Solve for x
    x = 3,693,331.95/2,461.20
  6. Step 6: Final answer
    x = 1,500.62

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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.