Home / 3,787.92-5,225.28-2,296.56

Finding the Fourth Proportional to 3,787.92, 5,225.28 and 2,296.56

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Solution

The fourth proportional to 3,787.92, 5,225.28 and 2,296.56 is: 3,168.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,787.92 : 5,225.28 = 2,296.56 : x
  2. Step 2: Convert to fraction form
    3,787.92/5,225.28 = 2,296.56/x
  3. Step 3: Cross multiply
    3,787.92x = 5,225.28 × 2,296.56
  4. Step 4: Simplify right side
    3,787.92x = 12,000,169.04
  5. Step 5: Solve for x
    x = 12,000,169.04/3,787.92
  6. Step 6: Final answer
    x = 3,168.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.