Home / 10,766.65-16,149.95-2,975.44

Finding the Fourth Proportional to 10,766.65, 16,149.95 and 2,975.44

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Solution

The fourth proportional to 10,766.65, 16,149.95 and 2,975.44 is: 4,463.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,766.65 : 16,149.95 = 2,975.44 : x
  2. Step 2: Convert to fraction form
    10,766.65/16,149.95 = 2,975.44/x
  3. Step 3: Cross multiply
    10,766.65x = 16,149.95 × 2,975.44
  4. Step 4: Simplify right side
    10,766.65x = 48,053,151.98
  5. Step 5: Solve for x
    x = 48,053,151.98/10,766.65
  6. Step 6: Final answer
    x = 4,463.15

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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.