Home / 12,294.05-16,961.41-7,255.75

Finding the Fourth Proportional to 12,294.05, 16,961.41 and 7,255.75

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Solution

The fourth proportional to 12,294.05, 16,961.41 and 7,255.75 is: 10,010.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,294.05 : 16,961.41 = 7,255.75 : x
  2. Step 2: Convert to fraction form
    12,294.05/16,961.41 = 7,255.75/x
  3. Step 3: Cross multiply
    12,294.05x = 16,961.41 × 7,255.75
  4. Step 4: Simplify right side
    12,294.05x = 123,067,750.61
  5. Step 5: Solve for x
    x = 123,067,750.61/12,294.05
  6. Step 6: Final answer
    x = 10,010.35

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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.