Home / 6,100.80-8,419.14-3,306.30

Finding the Fourth Proportional to 6,100.80, 8,419.14 and 3,306.30

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Solution

The fourth proportional to 6,100.80, 8,419.14 and 3,306.30 is: 4,562.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,100.80 : 8,419.14 = 3,306.30 : x
  2. Step 2: Convert to fraction form
    6,100.80/8,419.14 = 3,306.30/x
  3. Step 3: Cross multiply
    6,100.80x = 8,419.14 × 3,306.30
  4. Step 4: Simplify right side
    6,100.80x = 27,836,202.58
  5. Step 5: Solve for x
    x = 27,836,202.58/6,100.80
  6. Step 6: Final answer
    x = 4,562.71

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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.