Home / 3,660.55-5,491.36-1,063.15

Finding the Fourth Proportional to 3,660.55, 5,491.36 and 1,063.15

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Solution

The fourth proportional to 3,660.55, 5,491.36 and 1,063.15 is: 1,594.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,660.55 : 5,491.36 = 1,063.15 : x
  2. Step 2: Convert to fraction form
    3,660.55/5,491.36 = 1,063.15/x
  3. Step 3: Cross multiply
    3,660.55x = 5,491.36 × 1,063.15
  4. Step 4: Simplify right side
    3,660.55x = 5,838,139.38
  5. Step 5: Solve for x
    x = 5,838,139.38/3,660.55
  6. Step 6: Final answer
    x = 1,594.88

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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.