Home / 2,711.02-4,065.24-1,395.43

Finding the Fourth Proportional to 2,711.02, 4,065.24 and 1,395.43

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Solution

The fourth proportional to 2,711.02, 4,065.24 and 1,395.43 is: 2,092.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,711.02 : 4,065.24 = 1,395.43 : x
  2. Step 2: Convert to fraction form
    2,711.02/4,065.24 = 1,395.43/x
  3. Step 3: Cross multiply
    2,711.02x = 4,065.24 × 1,395.43
  4. Step 4: Simplify right side
    2,711.02x = 5,672,757.85
  5. Step 5: Solve for x
    x = 5,672,757.85/2,711.02
  6. Step 6: Final answer
    x = 2,092.48

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1.5x scale

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.