Home / 11,206.17-15,436.04-8,548.97

Finding the Fourth Proportional to 11,206.17, 15,436.04 and 8,548.97

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Solution

The fourth proportional to 11,206.17, 15,436.04 and 8,548.97 is: 11,775.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,206.17 : 15,436.04 = 8,548.97 : x
  2. Step 2: Convert to fraction form
    11,206.17/15,436.04 = 8,548.97/x
  3. Step 3: Cross multiply
    11,206.17x = 15,436.04 × 8,548.97
  4. Step 4: Simplify right side
    11,206.17x = 131,962,122.95
  5. Step 5: Solve for x
    x = 131,962,122.95/11,206.17
  6. Step 6: Final answer
    x = 11,775.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.