Home / 2,282.08-3,147.68-1,350.56

Finding the Fourth Proportional to 2,282.08, 3,147.68 and 1,350.56

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Solution

The fourth proportional to 2,282.08, 3,147.68 and 1,350.56 is: 1,862.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,282.08 : 3,147.68 = 1,350.56 : x
  2. Step 2: Convert to fraction form
    2,282.08/3,147.68 = 1,350.56/x
  3. Step 3: Cross multiply
    2,282.08x = 3,147.68 × 1,350.56
  4. Step 4: Simplify right side
    2,282.08x = 4,251,130.70
  5. Step 5: Solve for x
    x = 4,251,130.70/2,282.08
  6. Step 6: Final answer
    x = 1,862.83

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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.