Home / 8,882.85-13,319.37-5,588.90

Finding the Fourth Proportional to 8,882.85, 13,319.37 and 5,588.90

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Solution

The fourth proportional to 8,882.85, 13,319.37 and 5,588.90 is: 8,380.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,882.85 : 13,319.37 = 5,588.90 : x
  2. Step 2: Convert to fraction form
    8,882.85/13,319.37 = 5,588.90/x
  3. Step 3: Cross multiply
    8,882.85x = 13,319.37 × 5,588.90
  4. Step 4: Simplify right side
    8,882.85x = 74,440,560.40
  5. Step 5: Solve for x
    x = 74,440,560.40/8,882.85
  6. Step 6: Final answer
    x = 8,380.26

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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.