Home / 12,095.92-16,691.45-6,789.70

Finding the Fourth Proportional to 12,095.92, 16,691.45 and 6,789.70

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Solution

The fourth proportional to 12,095.92, 16,691.45 and 6,789.70 is: 9,369.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,095.92 : 16,691.45 = 6,789.70 : x
  2. Step 2: Convert to fraction form
    12,095.92/16,691.45 = 6,789.70/x
  3. Step 3: Cross multiply
    12,095.92x = 16,691.45 × 6,789.70
  4. Step 4: Simplify right side
    12,095.92x = 113,329,862.39
  5. Step 5: Solve for x
    x = 113,329,862.39/12,095.92
  6. Step 6: Final answer
    x = 9,369.27

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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.