Home / 3,572.84-4,930.26-2,176.04

Finding the Fourth Proportional to 3,572.84, 4,930.26 and 2,176.04

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Solution

The fourth proportional to 3,572.84, 4,930.26 and 2,176.04 is: 3,002.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.84 : 4,930.26 = 2,176.04 : x
  2. Step 2: Convert to fraction form
    3,572.84/4,930.26 = 2,176.04/x
  3. Step 3: Cross multiply
    3,572.84x = 4,930.26 × 2,176.04
  4. Step 4: Simplify right side
    3,572.84x = 10,728,442.97
  5. Step 5: Solve for x
    x = 10,728,442.97/3,572.84
  6. Step 6: Final answer
    x = 3,002.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.