Home / 10,766.46-16,149.66-2,975.26

Finding the Fourth Proportional to 10,766.46, 16,149.66 and 2,975.26

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Solution

The fourth proportional to 10,766.46, 16,149.66 and 2,975.26 is: 4,462.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,766.46 : 16,149.66 = 2,975.26 : x
  2. Step 2: Convert to fraction form
    10,766.46/16,149.66 = 2,975.26/x
  3. Step 3: Cross multiply
    10,766.46x = 16,149.66 × 2,975.26
  4. Step 4: Simplify right side
    10,766.46x = 48,049,437.41
  5. Step 5: Solve for x
    x = 48,049,437.41/10,766.46
  6. Step 6: Final answer
    x = 4,462.88

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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.