Home / 3,669.40-5,057.94-2,882.08

Finding the Fourth Proportional to 3,669.40, 5,057.94 and 2,882.08

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Solution

The fourth proportional to 3,669.40, 5,057.94 and 2,882.08 is: 3,972.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.40 : 5,057.94 = 2,882.08 : x
  2. Step 2: Convert to fraction form
    3,669.40/5,057.94 = 2,882.08/x
  3. Step 3: Cross multiply
    3,669.40x = 5,057.94 × 2,882.08
  4. Step 4: Simplify right side
    3,669.40x = 14,577,387.72
  5. Step 5: Solve for x
    x = 14,577,387.72/3,669.40
  6. Step 6: Final answer
    x = 3,972.69

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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.