Home / 3,719.26-5,132.73-2,226.88

Finding the Fourth Proportional to 3,719.26, 5,132.73 and 2,226.88

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Solution

The fourth proportional to 3,719.26, 5,132.73 and 2,226.88 is: 3,073.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719.26 : 5,132.73 = 2,226.88 : x
  2. Step 2: Convert to fraction form
    3,719.26/5,132.73 = 2,226.88/x
  3. Step 3: Cross multiply
    3,719.26x = 5,132.73 × 2,226.88
  4. Step 4: Simplify right side
    3,719.26x = 11,429,973.78
  5. Step 5: Solve for x
    x = 11,429,973.78/3,719.26
  6. Step 6: Final answer
    x = 3,073.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.