Home / 3,642.13-5,463.20-1,560.79

Finding the Fourth Proportional to 3,642.13, 5,463.20 and 1,560.79

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Solution

The fourth proportional to 3,642.13, 5,463.20 and 1,560.79 is: 2,341.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642.13 : 5,463.20 = 1,560.79 : x
  2. Step 2: Convert to fraction form
    3,642.13/5,463.20 = 1,560.79/x
  3. Step 3: Cross multiply
    3,642.13x = 5,463.20 × 1,560.79
  4. Step 4: Simplify right side
    3,642.13x = 8,526,886.47
  5. Step 5: Solve for x
    x = 8,526,886.47/3,642.13
  6. Step 6: Final answer
    x = 2,341.18

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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.