Home / 6,491.30-9,722.55-2,593.70

Finding the Fourth Proportional to 6,491.30, 9,722.55 and 2,593.70

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Solution

The fourth proportional to 6,491.30, 9,722.55 and 2,593.70 is: 3,884.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,491.30 : 9,722.55 = 2,593.70 : x
  2. Step 2: Convert to fraction form
    6,491.30/9,722.55 = 2,593.70/x
  3. Step 3: Cross multiply
    6,491.30x = 9,722.55 × 2,593.70
  4. Step 4: Simplify right side
    6,491.30x = 25,217,377.94
  5. Step 5: Solve for x
    x = 25,217,377.94/6,491.30
  6. Step 6: Final answer
    x = 3,884.80

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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.