Home / 11,010.14-16,521.08-5,166.80

Finding the Fourth Proportional to 11,010.14, 16,521.08 and 5,166.80

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Solution

The fourth proportional to 11,010.14, 16,521.08 and 5,166.80 is: 7,752.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,010.14 : 16,521.08 = 5,166.80 : x
  2. Step 2: Convert to fraction form
    11,010.14/16,521.08 = 5,166.80/x
  3. Step 3: Cross multiply
    11,010.14x = 16,521.08 × 5,166.80
  4. Step 4: Simplify right side
    11,010.14x = 85,361,046.46
  5. Step 5: Solve for x
    x = 85,361,046.46/11,010.14
  6. Step 6: Final answer
    x = 7,752.95

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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.