Home / 8,292.24-12,434.31-3,616.20

Finding the Fourth Proportional to 8,292.24, 12,434.31 and 3,616.20

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Solution

The fourth proportional to 8,292.24, 12,434.31 and 3,616.20 is: 5,422.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,292.24 : 12,434.31 = 3,616.20 : x
  2. Step 2: Convert to fraction form
    8,292.24/12,434.31 = 3,616.20/x
  3. Step 3: Cross multiply
    8,292.24x = 12,434.31 × 3,616.20
  4. Step 4: Simplify right side
    8,292.24x = 44,964,951.82
  5. Step 5: Solve for x
    x = 44,964,951.82/8,292.24
  6. Step 6: Final answer
    x = 5,422.53

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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.