Home / 11,451.40-17,167.10-4,436.20

Finding the Fourth Proportional to 11,451.40, 17,167.10 and 4,436.20

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Solution

The fourth proportional to 11,451.40, 17,167.10 and 4,436.20 is: 6,650.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,451.40 : 17,167.10 = 4,436.20 : x
  2. Step 2: Convert to fraction form
    11,451.40/17,167.10 = 4,436.20/x
  3. Step 3: Cross multiply
    11,451.40x = 17,167.10 × 4,436.20
  4. Step 4: Simplify right side
    11,451.40x = 76,156,689.02
  5. Step 5: Solve for x
    x = 76,156,689.02/11,451.40
  6. Step 6: Final answer
    x = 6,650.43

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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.