Home / 11,922.41-17,883.61-3,158.01

Finding the Fourth Proportional to 11,922.41, 17,883.61 and 3,158.01

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Solution

The fourth proportional to 11,922.41, 17,883.61 and 3,158.01 is: 4,737.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,922.41 : 17,883.61 = 3,158.01 : x
  2. Step 2: Convert to fraction form
    11,922.41/17,883.61 = 3,158.01/x
  3. Step 3: Cross multiply
    11,922.41x = 17,883.61 × 3,158.01
  4. Step 4: Simplify right side
    11,922.41x = 56,476,529.80
  5. Step 5: Solve for x
    x = 56,476,529.80/11,922.41
  6. Step 6: Final answer
    x = 4,737.01

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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.