Home / 4,390.74-6,586.92-1,469.88

Finding the Fourth Proportional to 4,390.74, 6,586.92 and 1,469.88

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Solution

The fourth proportional to 4,390.74, 6,586.92 and 1,469.88 is: 2,205.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,390.74 : 6,586.92 = 1,469.88 : x
  2. Step 2: Convert to fraction form
    4,390.74/6,586.92 = 1,469.88/x
  3. Step 3: Cross multiply
    4,390.74x = 6,586.92 × 1,469.88
  4. Step 4: Simplify right side
    4,390.74x = 9,681,981.97
  5. Step 5: Solve for x
    x = 9,681,981.97/4,390.74
  6. Step 6: Final answer
    x = 2,205.09

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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.