Home / 9,199.20-13,789.22-4,264.78

Finding the Fourth Proportional to 9,199.20, 13,789.22 and 4,264.78

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Solution

The fourth proportional to 9,199.20, 13,789.22 and 4,264.78 is: 6,392.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,199.20 : 13,789.22 = 4,264.78 : x
  2. Step 2: Convert to fraction form
    9,199.20/13,789.22 = 4,264.78/x
  3. Step 3: Cross multiply
    9,199.20x = 13,789.22 × 4,264.78
  4. Step 4: Simplify right side
    9,199.20x = 58,807,989.67
  5. Step 5: Solve for x
    x = 58,807,989.67/9,199.20
  6. Step 6: Final answer
    x = 6,392.73

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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.