Home / 2,713.29-4,065.30-1,481.57

Finding the Fourth Proportional to 2,713.29, 4,065.30 and 1,481.57

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Solution

The fourth proportional to 2,713.29, 4,065.30 and 1,481.57 is: 2,219.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,713.29 : 4,065.30 = 1,481.57 : x
  2. Step 2: Convert to fraction form
    2,713.29/4,065.30 = 1,481.57/x
  3. Step 3: Cross multiply
    2,713.29x = 4,065.30 × 1,481.57
  4. Step 4: Simplify right side
    2,713.29x = 6,023,022.82
  5. Step 5: Solve for x
    x = 6,023,022.82/2,713.29
  6. Step 6: Final answer
    x = 2,219.82

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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.