Home / 3,417.05-5,122.17-1,773.15

Finding the Fourth Proportional to 3,417.05, 5,122.17 and 1,773.15

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Solution

The fourth proportional to 3,417.05, 5,122.17 and 1,773.15 is: 2,657.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417.05 : 5,122.17 = 1,773.15 : x
  2. Step 2: Convert to fraction form
    3,417.05/5,122.17 = 1,773.15/x
  3. Step 3: Cross multiply
    3,417.05x = 5,122.17 × 1,773.15
  4. Step 4: Simplify right side
    3,417.05x = 9,082,375.74
  5. Step 5: Solve for x
    x = 9,082,375.74/3,417.05
  6. Step 6: Final answer
    x = 2,657.96

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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.