Home / 2,200.72-3,301.08-885.07

Finding the Fourth Proportional to 2,200.72, 3,301.08 and 885.07

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Solution

The fourth proportional to 2,200.72, 3,301.08 and 885.07 is: 1,327.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200.72 : 3,301.08 = 885.07 : x
  2. Step 2: Convert to fraction form
    2,200.72/3,301.08 = 885.07/x
  3. Step 3: Cross multiply
    2,200.72x = 3,301.08 × 885.07
  4. Step 4: Simplify right side
    2,200.72x = 2,921,686.88
  5. Step 5: Solve for x
    x = 2,921,686.88/2,200.72
  6. Step 6: Final answer
    x = 1,327.61

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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.