Home / 12,065.32-16,650.12-6,760.18

Finding the Fourth Proportional to 12,065.32, 16,650.12 and 6,760.18

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Solution

The fourth proportional to 12,065.32, 16,650.12 and 6,760.18 is: 9,329.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,065.32 : 16,650.12 = 6,760.18 : x
  2. Step 2: Convert to fraction form
    12,065.32/16,650.12 = 6,760.18/x
  3. Step 3: Cross multiply
    12,065.32x = 16,650.12 × 6,760.18
  4. Step 4: Simplify right side
    12,065.32x = 112,557,808.22
  5. Step 5: Solve for x
    x = 112,557,808.22/12,065.32
  6. Step 6: Final answer
    x = 9,329.04

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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.