Home / 8,833.20-13,249.80-2,259.90

Finding the Fourth Proportional to 8,833.20, 13,249.80 and 2,259.90

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Solution

The fourth proportional to 8,833.20, 13,249.80 and 2,259.90 is: 3,389.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,833.20 : 13,249.80 = 2,259.90 : x
  2. Step 2: Convert to fraction form
    8,833.20/13,249.80 = 2,259.90/x
  3. Step 3: Cross multiply
    8,833.20x = 13,249.80 × 2,259.90
  4. Step 4: Simplify right side
    8,833.20x = 29,943,223.02
  5. Step 5: Solve for x
    x = 29,943,223.02/8,833.20
  6. Step 6: Final answer
    x = 3,389.85

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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.