Home / 3,732.24-5,151-2,799.12

Finding the Fourth Proportional to 3,732.24, 5,151 and 2,799.12

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Solution

The fourth proportional to 3,732.24, 5,151 and 2,799.12 is: 3,863.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,732.24 : 5,151 = 2,799.12 : x
  2. Step 2: Convert to fraction form
    3,732.24/5,151 = 2,799.12/x
  3. Step 3: Cross multiply
    3,732.24x = 5,151 × 2,799.12
  4. Step 4: Simplify right side
    3,732.24x = 14,418,267.12
  5. Step 5: Solve for x
    x = 14,418,267.12/3,732.24
  6. Step 6: Final answer
    x = 3,863.17

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1.5x scale

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.