Home / 12,034.46-16,609.10-6,729.57

Finding the Fourth Proportional to 12,034.46, 16,609.10 and 6,729.57

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Solution

The fourth proportional to 12,034.46, 16,609.10 and 6,729.57 is: 9,287.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,034.46 : 16,609.10 = 6,729.57 : x
  2. Step 2: Convert to fraction form
    12,034.46/16,609.10 = 6,729.57/x
  3. Step 3: Cross multiply
    12,034.46x = 16,609.10 × 6,729.57
  4. Step 4: Simplify right side
    12,034.46x = 111,772,067.44
  5. Step 5: Solve for x
    x = 111,772,067.44/12,034.46
  6. Step 6: Final answer
    x = 9,287.67

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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.