Home / 6,665.92-9,998.88-2,052.16

Finding the Fourth Proportional to 6,665.92, 9,998.88 and 2,052.16

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Solution

The fourth proportional to 6,665.92, 9,998.88 and 2,052.16 is: 3,078.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,665.92 : 9,998.88 = 2,052.16 : x
  2. Step 2: Convert to fraction form
    6,665.92/9,998.88 = 2,052.16/x
  3. Step 3: Cross multiply
    6,665.92x = 9,998.88 × 2,052.16
  4. Step 4: Simplify right side
    6,665.92x = 20,519,301.58
  5. Step 5: Solve for x
    x = 20,519,301.58/6,665.92
  6. Step 6: Final answer
    x = 3,078.24

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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.