Home / 11,091.75-16,648.92-5,549.10

Finding the Fourth Proportional to 11,091.75, 16,648.92 and 5,549.10

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Solution

The fourth proportional to 11,091.75, 16,648.92 and 5,549.10 is: 8,329.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,091.75 : 16,648.92 = 5,549.10 : x
  2. Step 2: Convert to fraction form
    11,091.75/16,648.92 = 5,549.10/x
  3. Step 3: Cross multiply
    11,091.75x = 16,648.92 × 5,549.10
  4. Step 4: Simplify right side
    11,091.75x = 92,386,521.97
  5. Step 5: Solve for x
    x = 92,386,521.97/11,091.75
  6. Step 6: Final answer
    x = 8,329.30

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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.