Home / 2,789.68-4,180.08-1,473.39

Finding the Fourth Proportional to 2,789.68, 4,180.08 and 1,473.39

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Solution

The fourth proportional to 2,789.68, 4,180.08 and 1,473.39 is: 2,207.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,789.68 : 4,180.08 = 1,473.39 : x
  2. Step 2: Convert to fraction form
    2,789.68/4,180.08 = 1,473.39/x
  3. Step 3: Cross multiply
    2,789.68x = 4,180.08 × 1,473.39
  4. Step 4: Simplify right side
    2,789.68x = 6,158,867.17
  5. Step 5: Solve for x
    x = 6,158,867.17/2,789.68
  6. Step 6: Final answer
    x = 2,207.73

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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.