Home / 10,756.56-16,135.24-2,965.96

Finding the Fourth Proportional to 10,756.56, 16,135.24 and 2,965.96

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Solution

The fourth proportional to 10,756.56, 16,135.24 and 2,965.96 is: 4,449.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,756.56 : 16,135.24 = 2,965.96 : x
  2. Step 2: Convert to fraction form
    10,756.56/16,135.24 = 2,965.96/x
  3. Step 3: Cross multiply
    10,756.56x = 16,135.24 × 2,965.96
  4. Step 4: Simplify right side
    10,756.56x = 47,856,476.43
  5. Step 5: Solve for x
    x = 47,856,476.43/10,756.56
  6. Step 6: Final answer
    x = 4,449.05

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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.