Home / 10,965.92-16,449.02-3,570.41

Finding the Fourth Proportional to 10,965.92, 16,449.02 and 3,570.41

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Solution

The fourth proportional to 10,965.92, 16,449.02 and 3,570.41 is: 5,355.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,965.92 : 16,449.02 = 3,570.41 : x
  2. Step 2: Convert to fraction form
    10,965.92/16,449.02 = 3,570.41/x
  3. Step 3: Cross multiply
    10,965.92x = 16,449.02 × 3,570.41
  4. Step 4: Simplify right side
    10,965.92x = 58,729,645.40
  5. Step 5: Solve for x
    x = 58,729,645.40/10,965.92
  6. Step 6: Final answer
    x = 5,355.65

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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.