Home / 12,205.18-16,843.17-6,900.02

Finding the Fourth Proportional to 12,205.18, 16,843.17 and 6,900.02

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Solution

The fourth proportional to 12,205.18, 16,843.17 and 6,900.02 is: 9,522.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,205.18 : 16,843.17 = 6,900.02 : x
  2. Step 2: Convert to fraction form
    12,205.18/16,843.17 = 6,900.02/x
  3. Step 3: Cross multiply
    12,205.18x = 16,843.17 × 6,900.02
  4. Step 4: Simplify right side
    12,205.18x = 116,218,209.86
  5. Step 5: Solve for x
    x = 116,218,209.86/12,205.18
  6. Step 6: Final answer
    x = 9,522.04

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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.