Home / 3,823.79-5,726.42-1,944.74

Finding the Fourth Proportional to 3,823.79, 5,726.42 and 1,944.74

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Solution

The fourth proportional to 3,823.79, 5,726.42 and 1,944.74 is: 2,912.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.79 : 5,726.42 = 1,944.74 : x
  2. Step 2: Convert to fraction form
    3,823.79/5,726.42 = 1,944.74/x
  3. Step 3: Cross multiply
    3,823.79x = 5,726.42 × 1,944.74
  4. Step 4: Simplify right side
    3,823.79x = 11,136,402.62
  5. Step 5: Solve for x
    x = 11,136,402.62/3,823.79
  6. Step 6: Final answer
    x = 2,912.40

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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.