Home / 10,748.97-16,117.22-4,167.45

Finding the Fourth Proportional to 10,748.97, 16,117.22 and 4,167.45

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Solution

The fourth proportional to 10,748.97, 16,117.22 and 4,167.45 is: 6,248.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,748.97 : 16,117.22 = 4,167.45 : x
  2. Step 2: Convert to fraction form
    10,748.97/16,117.22 = 4,167.45/x
  3. Step 3: Cross multiply
    10,748.97x = 16,117.22 × 4,167.45
  4. Step 4: Simplify right side
    10,748.97x = 67,167,627.90
  5. Step 5: Solve for x
    x = 67,167,627.90/10,748.97
  6. Step 6: Final answer
    x = 6,248.75

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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.