Home / 12,034.12-16,607.04-6,728.92

Finding the Fourth Proportional to 12,034.12, 16,607.04 and 6,728.92

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Solution

The fourth proportional to 12,034.12, 16,607.04 and 6,728.92 is: 9,285.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,034.12 : 16,607.04 = 6,728.92 : x
  2. Step 2: Convert to fraction form
    12,034.12/16,607.04 = 6,728.92/x
  3. Step 3: Cross multiply
    12,034.12x = 16,607.04 × 6,728.92
  4. Step 4: Simplify right side
    12,034.12x = 111,747,443.60
  5. Step 5: Solve for x
    x = 111,747,443.60/12,034.12
  6. Step 6: Final answer
    x = 9,285.88

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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.