Home / 10,974.13-16,461.19-2,766.13

Finding the Fourth Proportional to 10,974.13, 16,461.19 and 2,766.13

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Solution

The fourth proportional to 10,974.13, 16,461.19 and 2,766.13 is: 4,149.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,974.13 : 16,461.19 = 2,766.13 : x
  2. Step 2: Convert to fraction form
    10,974.13/16,461.19 = 2,766.13/x
  3. Step 3: Cross multiply
    10,974.13x = 16,461.19 × 2,766.13
  4. Step 4: Simplify right side
    10,974.13x = 45,533,791.49
  5. Step 5: Solve for x
    x = 45,533,791.49/10,974.13
  6. Step 6: Final answer
    x = 4,149.19

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1.5x scale

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.