Home / 12,095.45-16,691.43-6,790.16

Finding the Fourth Proportional to 12,095.45, 16,691.43 and 6,790.16

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Solution

The fourth proportional to 12,095.45, 16,691.43 and 6,790.16 is: 9,370.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,095.45 : 16,691.43 = 6,790.16 : x
  2. Step 2: Convert to fraction form
    12,095.45/16,691.43 = 6,790.16/x
  3. Step 3: Cross multiply
    12,095.45x = 16,691.43 × 6,790.16
  4. Step 4: Simplify right side
    12,095.45x = 113,337,480.33
  5. Step 5: Solve for x
    x = 113,337,480.33/12,095.45
  6. Step 6: Final answer
    x = 9,370.26

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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.