Home / 3,713.18-5,123.99-2,034.28

Finding the Fourth Proportional to 3,713.18, 5,123.99 and 2,034.28

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Solution

The fourth proportional to 3,713.18, 5,123.99 and 2,034.28 is: 2,807.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,713.18 : 5,123.99 = 2,034.28 : x
  2. Step 2: Convert to fraction form
    3,713.18/5,123.99 = 2,034.28/x
  3. Step 3: Cross multiply
    3,713.18x = 5,123.99 × 2,034.28
  4. Step 4: Simplify right side
    3,713.18x = 10,423,641.87
  5. Step 5: Solve for x
    x = 10,423,641.87/3,713.18
  6. Step 6: Final answer
    x = 2,807.20

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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.