Home / 2,529.42-3,787.11-1,294.17

Finding the Fourth Proportional to 2,529.42, 3,787.11 and 1,294.17

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Solution

The fourth proportional to 2,529.42, 3,787.11 and 1,294.17 is: 1,937.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529.42 : 3,787.11 = 1,294.17 : x
  2. Step 2: Convert to fraction form
    2,529.42/3,787.11 = 1,294.17/x
  3. Step 3: Cross multiply
    2,529.42x = 3,787.11 × 1,294.17
  4. Step 4: Simplify right side
    2,529.42x = 4,901,164.15
  5. Step 5: Solve for x
    x = 4,901,164.15/2,529.42
  6. Step 6: Final answer
    x = 1,937.66

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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.