Home / 2,713.30-4,057.80-2,275.90

Finding the Fourth Proportional to 2,713.30, 4,057.80 and 2,275.90

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Solution

The fourth proportional to 2,713.30, 4,057.80 and 2,275.90 is: 3,403.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,713.30 : 4,057.80 = 2,275.90 : x
  2. Step 2: Convert to fraction form
    2,713.30/4,057.80 = 2,275.90/x
  3. Step 3: Cross multiply
    2,713.30x = 4,057.80 × 2,275.90
  4. Step 4: Simplify right side
    2,713.30x = 9,235,147.02
  5. Step 5: Solve for x
    x = 9,235,147.02/2,713.30
  6. Step 6: Final answer
    x = 3,403.66

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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.