Home / 2,281.14-3,418.92-2,007.72

Finding the Fourth Proportional to 2,281.14, 3,418.92 and 2,007.72

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Solution

The fourth proportional to 2,281.14, 3,418.92 and 2,007.72 is: 3,009.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281.14 : 3,418.92 = 2,007.72 : x
  2. Step 2: Convert to fraction form
    2,281.14/3,418.92 = 2,007.72/x
  3. Step 3: Cross multiply
    2,281.14x = 3,418.92 × 2,007.72
  4. Step 4: Simplify right side
    2,281.14x = 6,864,234.06
  5. Step 5: Solve for x
    x = 6,864,234.06/2,281.14
  6. Step 6: Final answer
    x = 3,009.12

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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.