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Finding the Fourth Proportional to 2,839.04, 4,252.08 and 2,553.92

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Solution

The fourth proportional to 2,839.04, 4,252.08 and 2,553.92 is: 3,825.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839.04 : 4,252.08 = 2,553.92 : x
  2. Step 2: Convert to fraction form
    2,839.04/4,252.08 = 2,553.92/x
  3. Step 3: Cross multiply
    2,839.04x = 4,252.08 × 2,553.92
  4. Step 4: Simplify right side
    2,839.04x = 10,859,472.15
  5. Step 5: Solve for x
    x = 10,859,472.15/2,839.04
  6. Step 6: Final answer
    x = 3,825.05

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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.