Home / 10,106.20-13,941.94-5,912.04

Finding the Fourth Proportional to 10,106.20, 13,941.94 and 5,912.04

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Solution

The fourth proportional to 10,106.20, 13,941.94 and 5,912.04 is: 8,155.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,106.20 : 13,941.94 = 5,912.04 : x
  2. Step 2: Convert to fraction form
    10,106.20/13,941.94 = 5,912.04/x
  3. Step 3: Cross multiply
    10,106.20x = 13,941.94 × 5,912.04
  4. Step 4: Simplify right side
    10,106.20x = 82,425,306.96
  5. Step 5: Solve for x
    x = 82,425,306.96/10,106.20
  6. Step 6: Final answer
    x = 8,155.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.