Home / 4,581.25-6,867.78-1,658.89

Finding the Fourth Proportional to 4,581.25, 6,867.78 and 1,658.89

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Solution

The fourth proportional to 4,581.25, 6,867.78 and 1,658.89 is: 2,486.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,581.25 : 6,867.78 = 1,658.89 : x
  2. Step 2: Convert to fraction form
    4,581.25/6,867.78 = 1,658.89/x
  3. Step 3: Cross multiply
    4,581.25x = 6,867.78 × 1,658.89
  4. Step 4: Simplify right side
    4,581.25x = 11,392,891.56
  5. Step 5: Solve for x
    x = 11,392,891.56/4,581.25
  6. Step 6: Final answer
    x = 2,486.85

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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.