Home / 12,095.67-16,691.10-6,789.45

Finding the Fourth Proportional to 12,095.67, 16,691.10 and 6,789.45

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Solution

The fourth proportional to 12,095.67, 16,691.10 and 6,789.45 is: 9,368.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,095.67 : 16,691.10 = 6,789.45 : x
  2. Step 2: Convert to fraction form
    12,095.67/16,691.10 = 6,789.45/x
  3. Step 3: Cross multiply
    12,095.67x = 16,691.10 × 6,789.45
  4. Step 4: Simplify right side
    12,095.67x = 113,323,388.90
  5. Step 5: Solve for x
    x = 113,323,388.90/12,095.67
  6. Step 6: Final answer
    x = 9,368.92

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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.