Home / 3,134.93-4,324.13-2,017.28

Finding the Fourth Proportional to 3,134.93, 4,324.13 and 2,017.28

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Solution

The fourth proportional to 3,134.93, 4,324.13 and 2,017.28 is: 2,782.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.93 : 4,324.13 = 2,017.28 : x
  2. Step 2: Convert to fraction form
    3,134.93/4,324.13 = 2,017.28/x
  3. Step 3: Cross multiply
    3,134.93x = 4,324.13 × 2,017.28
  4. Step 4: Simplify right side
    3,134.93x = 8,722,980.97
  5. Step 5: Solve for x
    x = 8,722,980.97/3,134.93
  6. Step 6: Final answer
    x = 2,782.51

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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.