Home / 3,134.13-4,697.82-1,377.57

Finding the Fourth Proportional to 3,134.13, 4,697.82 and 1,377.57

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Solution

The fourth proportional to 3,134.13, 4,697.82 and 1,377.57 is: 2,064.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.13 : 4,697.82 = 1,377.57 : x
  2. Step 2: Convert to fraction form
    3,134.13/4,697.82 = 1,377.57/x
  3. Step 3: Cross multiply
    3,134.13x = 4,697.82 × 1,377.57
  4. Step 4: Simplify right side
    3,134.13x = 6,471,569.01
  5. Step 5: Solve for x
    x = 6,471,569.01/3,134.13
  6. Step 6: Final answer
    x = 2,064.87

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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.