Home / 3,812.93-5,715.49-2,577.41

Finding the Fourth Proportional to 3,812.93, 5,715.49 and 2,577.41

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Solution

The fourth proportional to 3,812.93, 5,715.49 and 2,577.41 is: 3,863.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,812.93 : 5,715.49 = 2,577.41 : x
  2. Step 2: Convert to fraction form
    3,812.93/5,715.49 = 2,577.41/x
  3. Step 3: Cross multiply
    3,812.93x = 5,715.49 × 2,577.41
  4. Step 4: Simplify right side
    3,812.93x = 14,731,161.08
  5. Step 5: Solve for x
    x = 14,731,161.08/3,812.93
  6. Step 6: Final answer
    x = 3,863.48

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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.