Home / 4,290.39-6,437.78-3,250.04

Finding the Fourth Proportional to 4,290.39, 6,437.78 and 3,250.04

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Solution

The fourth proportional to 4,290.39, 6,437.78 and 3,250.04 is: 4,876.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,290.39 : 6,437.78 = 3,250.04 : x
  2. Step 2: Convert to fraction form
    4,290.39/6,437.78 = 3,250.04/x
  3. Step 3: Cross multiply
    4,290.39x = 6,437.78 × 3,250.04
  4. Step 4: Simplify right side
    4,290.39x = 20,923,066.73
  5. Step 5: Solve for x
    x = 20,923,066.73/4,290.39
  6. Step 6: Final answer
    x = 4,876.73

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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.