Home / 3,419.04-5,125.49-1,227.26

Finding the Fourth Proportional to 3,419.04, 5,125.49 and 1,227.26

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Solution

The fourth proportional to 3,419.04, 5,125.49 and 1,227.26 is: 1,839.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419.04 : 5,125.49 = 1,227.26 : x
  2. Step 2: Convert to fraction form
    3,419.04/5,125.49 = 1,227.26/x
  3. Step 3: Cross multiply
    3,419.04x = 5,125.49 × 1,227.26
  4. Step 4: Simplify right side
    3,419.04x = 6,290,277.09
  5. Step 5: Solve for x
    x = 6,290,277.09/3,419.04
  6. Step 6: Final answer
    x = 1,839.78

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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.