Home / 3,337.20-5,001.24-1,255.11

Finding the Fourth Proportional to 3,337.20, 5,001.24 and 1,255.11

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Solution

The fourth proportional to 3,337.20, 5,001.24 and 1,255.11 is: 1,880.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,337.20 : 5,001.24 = 1,255.11 : x
  2. Step 2: Convert to fraction form
    3,337.20/5,001.24 = 1,255.11/x
  3. Step 3: Cross multiply
    3,337.20x = 5,001.24 × 1,255.11
  4. Step 4: Simplify right side
    3,337.20x = 6,277,106.34
  5. Step 5: Solve for x
    x = 6,277,106.34/3,337.20
  6. Step 6: Final answer
    x = 1,880.95

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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.