Home / 3,966.16-5,949.24-2,153.68

Finding the Fourth Proportional to 3,966.16, 5,949.24 and 2,153.68

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Solution

The fourth proportional to 3,966.16, 5,949.24 and 2,153.68 is: 3,230.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,966.16 : 5,949.24 = 2,153.68 : x
  2. Step 2: Convert to fraction form
    3,966.16/5,949.24 = 2,153.68/x
  3. Step 3: Cross multiply
    3,966.16x = 5,949.24 × 2,153.68
  4. Step 4: Simplify right side
    3,966.16x = 12,812,759.20
  5. Step 5: Solve for x
    x = 12,812,759.20/3,966.16
  6. Step 6: Final answer
    x = 3,230.52

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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.