Home / 10,729.62-16,081.99-6,350.76

Finding the Fourth Proportional to 10,729.62, 16,081.99 and 6,350.76

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Solution

The fourth proportional to 10,729.62, 16,081.99 and 6,350.76 is: 9,518.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,729.62 : 16,081.99 = 6,350.76 : x
  2. Step 2: Convert to fraction form
    10,729.62/16,081.99 = 6,350.76/x
  3. Step 3: Cross multiply
    10,729.62x = 16,081.99 × 6,350.76
  4. Step 4: Simplify right side
    10,729.62x = 102,132,858.81
  5. Step 5: Solve for x
    x = 102,132,858.81/10,729.62
  6. Step 6: Final answer
    x = 9,518.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.