Home / 12,254.28-16,910.82-6,948.96

Finding the Fourth Proportional to 12,254.28, 16,910.82 and 6,948.96

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Solution

The fourth proportional to 12,254.28, 16,910.82 and 6,948.96 is: 9,589.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,254.28 : 16,910.82 = 6,948.96 : x
  2. Step 2: Convert to fraction form
    12,254.28/16,910.82 = 6,948.96/x
  3. Step 3: Cross multiply
    12,254.28x = 16,910.82 × 6,948.96
  4. Step 4: Simplify right side
    12,254.28x = 117,512,611.75
  5. Step 5: Solve for x
    x = 117,512,611.75/12,254.28
  6. Step 6: Final answer
    x = 9,589.52

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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.