Home / 12,034.11-16,607.30-6,729.51

Finding the Fourth Proportional to 12,034.11, 16,607.30 and 6,729.51

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Solution

The fourth proportional to 12,034.11, 16,607.30 and 6,729.51 is: 9,286.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,034.11 : 16,607.30 = 6,729.51 : x
  2. Step 2: Convert to fraction form
    12,034.11/16,607.30 = 6,729.51/x
  3. Step 3: Cross multiply
    12,034.11x = 16,607.30 × 6,729.51
  4. Step 4: Simplify right side
    12,034.11x = 111,758,957.78
  5. Step 5: Solve for x
    x = 111,758,957.78/12,034.11
  6. Step 6: Final answer
    x = 9,286.85

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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.