Home / 10,791.04-16,173.92-4,123.16

Finding the Fourth Proportional to 10,791.04, 16,173.92 and 4,123.16

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Solution

The fourth proportional to 10,791.04, 16,173.92 and 4,123.16 is: 6,179.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,791.04 : 16,173.92 = 4,123.16 : x
  2. Step 2: Convert to fraction form
    10,791.04/16,173.92 = 4,123.16/x
  3. Step 3: Cross multiply
    10,791.04x = 16,173.92 × 4,123.16
  4. Step 4: Simplify right side
    10,791.04x = 66,687,659.99
  5. Step 5: Solve for x
    x = 66,687,659.99/10,791.04
  6. Step 6: Final answer
    x = 6,179.91

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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.