Home / 8,830.80-13,242.92-2,589.20

Finding the Fourth Proportional to 8,830.80, 13,242.92 and 2,589.20

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Solution

The fourth proportional to 8,830.80, 13,242.92 and 2,589.20 is: 3,882.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,830.80 : 13,242.92 = 2,589.20 : x
  2. Step 2: Convert to fraction form
    8,830.80/13,242.92 = 2,589.20/x
  3. Step 3: Cross multiply
    8,830.80x = 13,242.92 × 2,589.20
  4. Step 4: Simplify right side
    8,830.80x = 34,288,568.46
  5. Step 5: Solve for x
    x = 34,288,568.46/8,830.80
  6. Step 6: Final answer
    x = 3,882.84

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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.