Home / 8,367.31-12,550.17-3,102.33

Finding the Fourth Proportional to 8,367.31, 12,550.17 and 3,102.33

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Solution

The fourth proportional to 8,367.31, 12,550.17 and 3,102.33 is: 4,653.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,367.31 : 12,550.17 = 3,102.33 : x
  2. Step 2: Convert to fraction form
    8,367.31/12,550.17 = 3,102.33/x
  3. Step 3: Cross multiply
    8,367.31x = 12,550.17 × 3,102.33
  4. Step 4: Simplify right side
    8,367.31x = 38,934,827.59
  5. Step 5: Solve for x
    x = 38,934,827.59/8,367.31
  6. Step 6: Final answer
    x = 4,653.21

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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.