Home / 12,515.92-17,272.04-6,850.73

Finding the Fourth Proportional to 12,515.92, 17,272.04 and 6,850.73

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Solution

The fourth proportional to 12,515.92, 17,272.04 and 6,850.73 is: 9,454.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,515.92 : 17,272.04 = 6,850.73 : x
  2. Step 2: Convert to fraction form
    12,515.92/17,272.04 = 6,850.73/x
  3. Step 3: Cross multiply
    12,515.92x = 17,272.04 × 6,850.73
  4. Step 4: Simplify right side
    12,515.92x = 118,326,091.52
  5. Step 5: Solve for x
    x = 118,326,091.52/12,515.92
  6. Step 6: Final answer
    x = 9,454.05

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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.