Home / 3,727.26-5,589.36-1,387.41

Finding the Fourth Proportional to 3,727.26, 5,589.36 and 1,387.41

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Solution

The fourth proportional to 3,727.26, 5,589.36 and 1,387.41 is: 2,080.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.26 : 5,589.36 = 1,387.41 : x
  2. Step 2: Convert to fraction form
    3,727.26/5,589.36 = 1,387.41/x
  3. Step 3: Cross multiply
    3,727.26x = 5,589.36 × 1,387.41
  4. Step 4: Simplify right side
    3,727.26x = 7,754,733.96
  5. Step 5: Solve for x
    x = 7,754,733.96/3,727.26
  6. Step 6: Final answer
    x = 2,080.55

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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.