Home / 3,859.29-5,327.18-2,346.87

Finding the Fourth Proportional to 3,859.29, 5,327.18 and 2,346.87

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Solution

The fourth proportional to 3,859.29, 5,327.18 and 2,346.87 is: 3,239.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,859.29 : 5,327.18 = 2,346.87 : x
  2. Step 2: Convert to fraction form
    3,859.29/5,327.18 = 2,346.87/x
  3. Step 3: Cross multiply
    3,859.29x = 5,327.18 × 2,346.87
  4. Step 4: Simplify right side
    3,859.29x = 12,502,198.93
  5. Step 5: Solve for x
    x = 12,502,198.93/3,859.29
  6. Step 6: Final answer
    x = 3,239.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.