Home / 10,380.71-15,568.19-2,882.55

Finding the Fourth Proportional to 10,380.71, 15,568.19 and 2,882.55

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Solution

The fourth proportional to 10,380.71, 15,568.19 and 2,882.55 is: 4,323.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,380.71 : 15,568.19 = 2,882.55 : x
  2. Step 2: Convert to fraction form
    10,380.71/15,568.19 = 2,882.55/x
  3. Step 3: Cross multiply
    10,380.71x = 15,568.19 × 2,882.55
  4. Step 4: Simplify right side
    10,380.71x = 44,876,071.67
  5. Step 5: Solve for x
    x = 44,876,071.67/10,380.71
  6. Step 6: Final answer
    x = 4,323.03

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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.