Home / 8,884.62-13,327.20-3,690.90

Finding the Fourth Proportional to 8,884.62, 13,327.20 and 3,690.90

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Solution

The fourth proportional to 8,884.62, 13,327.20 and 3,690.90 is: 5,536.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,884.62 : 13,327.20 = 3,690.90 : x
  2. Step 2: Convert to fraction form
    8,884.62/13,327.20 = 3,690.90/x
  3. Step 3: Cross multiply
    8,884.62x = 13,327.20 × 3,690.90
  4. Step 4: Simplify right side
    8,884.62x = 49,189,362.48
  5. Step 5: Solve for x
    x = 49,189,362.48/8,884.62
  6. Step 6: Final answer
    x = 5,536.46

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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.