Home / 10,766.27-16,149.40-2,975.08

Finding the Fourth Proportional to 10,766.27, 16,149.40 and 2,975.08

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Solution

The fourth proportional to 10,766.27, 16,149.40 and 2,975.08 is: 4,462.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,766.27 : 16,149.40 = 2,975.08 : x
  2. Step 2: Convert to fraction form
    10,766.27/16,149.40 = 2,975.08/x
  3. Step 3: Cross multiply
    10,766.27x = 16,149.40 × 2,975.08
  4. Step 4: Simplify right side
    10,766.27x = 48,045,742.08
  5. Step 5: Solve for x
    x = 48,045,742.08/10,766.27
  6. Step 6: Final answer
    x = 4,462.62

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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.