Home / 3,001.28-4,500.36-1,357.04

Finding the Fourth Proportional to 3,001.28, 4,500.36 and 1,357.04

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Solution

The fourth proportional to 3,001.28, 4,500.36 and 1,357.04 is: 2,034.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001.28 : 4,500.36 = 1,357.04 : x
  2. Step 2: Convert to fraction form
    3,001.28/4,500.36 = 1,357.04/x
  3. Step 3: Cross multiply
    3,001.28x = 4,500.36 × 1,357.04
  4. Step 4: Simplify right side
    3,001.28x = 6,107,168.53
  5. Step 5: Solve for x
    x = 6,107,168.53/3,001.28
  6. Step 6: Final answer
    x = 2,034.85

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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.