Home / 12,254.53-16,910.92-6,949.23

Finding the Fourth Proportional to 12,254.53, 16,910.92 and 6,949.23

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Solution

The fourth proportional to 12,254.53, 16,910.92 and 6,949.23 is: 9,589.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,254.53 : 16,910.92 = 6,949.23 : x
  2. Step 2: Convert to fraction form
    12,254.53/16,910.92 = 6,949.23/x
  3. Step 3: Cross multiply
    12,254.53x = 16,910.92 × 6,949.23
  4. Step 4: Simplify right side
    12,254.53x = 117,517,884.32
  5. Step 5: Solve for x
    x = 117,517,884.32/12,254.53
  6. Step 6: Final answer
    x = 9,589.75

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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.