Home / 2,701.24-4,049.46-1,313.80

Finding the Fourth Proportional to 2,701.24, 4,049.46 and 1,313.80

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Solution

The fourth proportional to 2,701.24, 4,049.46 and 1,313.80 is: 1,969.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,701.24 : 4,049.46 = 1,313.80 : x
  2. Step 2: Convert to fraction form
    2,701.24/4,049.46 = 1,313.80/x
  3. Step 3: Cross multiply
    2,701.24x = 4,049.46 × 1,313.80
  4. Step 4: Simplify right side
    2,701.24x = 5,320,180.55
  5. Step 5: Solve for x
    x = 5,320,180.55/2,701.24
  6. Step 6: Final answer
    x = 1,969.53

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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.