Home / 12,061.19-18,091.78-3,741

Finding the Fourth Proportional to 12,061.19, 18,091.78 and 3,741

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Solution

The fourth proportional to 12,061.19, 18,091.78 and 3,741 is: 5,611.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,061.19 : 18,091.78 = 3,741 : x
  2. Step 2: Convert to fraction form
    12,061.19/18,091.78 = 3,741/x
  3. Step 3: Cross multiply
    12,061.19x = 18,091.78 × 3,741
  4. Step 4: Simplify right side
    12,061.19x = 67,681,348.98
  5. Step 5: Solve for x
    x = 67,681,348.98/12,061.19
  6. Step 6: Final answer
    x = 5,611.50

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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.