Home / 3,298.72-4,949.70-2,331.04

Finding the Fourth Proportional to 3,298.72, 4,949.70 and 2,331.04

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Solution

The fourth proportional to 3,298.72, 4,949.70 and 2,331.04 is: 3,497.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.72 : 4,949.70 = 2,331.04 : x
  2. Step 2: Convert to fraction form
    3,298.72/4,949.70 = 2,331.04/x
  3. Step 3: Cross multiply
    3,298.72x = 4,949.70 × 2,331.04
  4. Step 4: Simplify right side
    3,298.72x = 11,537,948.69
  5. Step 5: Solve for x
    x = 11,537,948.69/3,298.72
  6. Step 6: Final answer
    x = 3,497.70

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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.