Home / 3,375.52-5,061.12-2,217.76

Finding the Fourth Proportional to 3,375.52, 5,061.12 and 2,217.76

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Solution

The fourth proportional to 3,375.52, 5,061.12 and 2,217.76 is: 3,325.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,375.52 : 5,061.12 = 2,217.76 : x
  2. Step 2: Convert to fraction form
    3,375.52/5,061.12 = 2,217.76/x
  3. Step 3: Cross multiply
    3,375.52x = 5,061.12 × 2,217.76
  4. Step 4: Simplify right side
    3,375.52x = 11,224,349.49
  5. Step 5: Solve for x
    x = 11,224,349.49/3,375.52
  6. Step 6: Final answer
    x = 3,325.22

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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.