Home / 2,575.68-3,553.92-1,631.84

Finding the Fourth Proportional to 2,575.68, 3,553.92 and 1,631.84

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Solution

The fourth proportional to 2,575.68, 3,553.92 and 1,631.84 is: 2,251.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,575.68 : 3,553.92 = 1,631.84 : x
  2. Step 2: Convert to fraction form
    2,575.68/3,553.92 = 1,631.84/x
  3. Step 3: Cross multiply
    2,575.68x = 3,553.92 × 1,631.84
  4. Step 4: Simplify right side
    2,575.68x = 5,799,428.81
  5. Step 5: Solve for x
    x = 5,799,428.81/2,575.68
  6. Step 6: Final answer
    x = 2,251.61

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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.