Home / 3,910.11-5,864.54-1,718.43

Finding the Fourth Proportional to 3,910.11, 5,864.54 and 1,718.43

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Solution

The fourth proportional to 3,910.11, 5,864.54 and 1,718.43 is: 2,577.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910.11 : 5,864.54 = 1,718.43 : x
  2. Step 2: Convert to fraction form
    3,910.11/5,864.54 = 1,718.43/x
  3. Step 3: Cross multiply
    3,910.11x = 5,864.54 × 1,718.43
  4. Step 4: Simplify right side
    3,910.11x = 10,077,792.88
  5. Step 5: Solve for x
    x = 10,077,792.88/3,910.11
  6. Step 6: Final answer
    x = 2,577.37

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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.