Home / 12,095.47-16,691.61-6,790.15

Finding the Fourth Proportional to 12,095.47, 16,691.61 and 6,790.15

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Solution

The fourth proportional to 12,095.47, 16,691.61 and 6,790.15 is: 9,370.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,095.47 : 16,691.61 = 6,790.15 : x
  2. Step 2: Convert to fraction form
    12,095.47/16,691.61 = 6,790.15/x
  3. Step 3: Cross multiply
    12,095.47x = 16,691.61 × 6,790.15
  4. Step 4: Simplify right side
    12,095.47x = 113,338,535.64
  5. Step 5: Solve for x
    x = 113,338,535.64/12,095.47
  6. Step 6: Final answer
    x = 9,370.33

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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.