Home / 3,998.14-5,517.18-2,506

Finding the Fourth Proportional to 3,998.14, 5,517.18 and 2,506

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Solution

The fourth proportional to 3,998.14, 5,517.18 and 2,506 is: 3,458.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,998.14 : 5,517.18 = 2,506 : x
  2. Step 2: Convert to fraction form
    3,998.14/5,517.18 = 2,506/x
  3. Step 3: Cross multiply
    3,998.14x = 5,517.18 × 2,506
  4. Step 4: Simplify right side
    3,998.14x = 13,826,053.08
  5. Step 5: Solve for x
    x = 13,826,053.08/3,998.14
  6. Step 6: Final answer
    x = 3,458.12

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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.