Home / 4,679.70-7,013.97-2,177.52

Finding the Fourth Proportional to 4,679.70, 7,013.97 and 2,177.52

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Solution

The fourth proportional to 4,679.70, 7,013.97 and 2,177.52 is: 3,263.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679.70 : 7,013.97 = 2,177.52 : x
  2. Step 2: Convert to fraction form
    4,679.70/7,013.97 = 2,177.52/x
  3. Step 3: Cross multiply
    4,679.70x = 7,013.97 × 2,177.52
  4. Step 4: Simplify right side
    4,679.70x = 15,273,059.95
  5. Step 5: Solve for x
    x = 15,273,059.95/4,679.70
  6. Step 6: Final answer
    x = 3,263.68

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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.