Home / 3,382.11-5,047.54-3,103.20

Finding the Fourth Proportional to 3,382.11, 5,047.54 and 3,103.20

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Solution

The fourth proportional to 3,382.11, 5,047.54 and 3,103.20 is: 4,631.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382.11 : 5,047.54 = 3,103.20 : x
  2. Step 2: Convert to fraction form
    3,382.11/5,047.54 = 3,103.20/x
  3. Step 3: Cross multiply
    3,382.11x = 5,047.54 × 3,103.20
  4. Step 4: Simplify right side
    3,382.11x = 15,663,526.13
  5. Step 5: Solve for x
    x = 15,663,526.13/3,382.11
  6. Step 6: Final answer
    x = 4,631.29

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.