Home / 4,082.22-5,635.20-2,488.89

Finding the Fourth Proportional to 4,082.22, 5,635.20 and 2,488.89

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Solution

The fourth proportional to 4,082.22, 5,635.20 and 2,488.89 is: 3,435.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,082.22 : 5,635.20 = 2,488.89 : x
  2. Step 2: Convert to fraction form
    4,082.22/5,635.20 = 2,488.89/x
  3. Step 3: Cross multiply
    4,082.22x = 5,635.20 × 2,488.89
  4. Step 4: Simplify right side
    4,082.22x = 14,025,392.93
  5. Step 5: Solve for x
    x = 14,025,392.93/4,082.22
  6. Step 6: Final answer
    x = 3,435.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.