Home / 3,859.17-5,760.80-3,392.06

Finding the Fourth Proportional to 3,859.17, 5,760.80 and 3,392.06

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Solution

The fourth proportional to 3,859.17, 5,760.80 and 3,392.06 is: 5,063.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,859.17 : 5,760.80 = 3,392.06 : x
  2. Step 2: Convert to fraction form
    3,859.17/5,760.80 = 3,392.06/x
  3. Step 3: Cross multiply
    3,859.17x = 5,760.80 × 3,392.06
  4. Step 4: Simplify right side
    3,859.17x = 19,540,979.25
  5. Step 5: Solve for x
    x = 19,540,979.25/3,859.17
  6. Step 6: Final answer
    x = 5,063.52

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.