Home / 12,394.52-18,591.56-4,074.60

Finding the Fourth Proportional to 12,394.52, 18,591.56 and 4,074.60

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Solution

The fourth proportional to 12,394.52, 18,591.56 and 4,074.60 is: 6,111.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,394.52 : 18,591.56 = 4,074.60 : x
  2. Step 2: Convert to fraction form
    12,394.52/18,591.56 = 4,074.60/x
  3. Step 3: Cross multiply
    12,394.52x = 18,591.56 × 4,074.60
  4. Step 4: Simplify right side
    12,394.52x = 75,753,170.38
  5. Step 5: Solve for x
    x = 75,753,170.38/12,394.52
  6. Step 6: Final answer
    x = 6,111.83

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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.