Home / 9,660.66-14,480.97-5,491.70

Finding the Fourth Proportional to 9,660.66, 14,480.97 and 5,491.70

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Solution

The fourth proportional to 9,660.66, 14,480.97 and 5,491.70 is: 8,231.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,660.66 : 14,480.97 = 5,491.70 : x
  2. Step 2: Convert to fraction form
    9,660.66/14,480.97 = 5,491.70/x
  3. Step 3: Cross multiply
    9,660.66x = 14,480.97 × 5,491.70
  4. Step 4: Simplify right side
    9,660.66x = 79,525,070.54
  5. Step 5: Solve for x
    x = 79,525,070.54/9,660.66
  6. Step 6: Final answer
    x = 8,231.85

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Similar ratio
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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.