Home / 8,167.84-12,250.92-2,625.16

Finding the Fourth Proportional to 8,167.84, 12,250.92 and 2,625.16

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Solution

The fourth proportional to 8,167.84, 12,250.92 and 2,625.16 is: 3,937.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,167.84 : 12,250.92 = 2,625.16 : x
  2. Step 2: Convert to fraction form
    8,167.84/12,250.92 = 2,625.16/x
  3. Step 3: Cross multiply
    8,167.84x = 12,250.92 × 2,625.16
  4. Step 4: Simplify right side
    8,167.84x = 32,160,625.15
  5. Step 5: Solve for x
    x = 32,160,625.15/8,167.84
  6. Step 6: Final answer
    x = 3,937.47

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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.