Home / 4,983-6,876.54-3,098.13

Finding the Fourth Proportional to 4,983, 6,876.54 and 3,098.13

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Solution

The fourth proportional to 4,983, 6,876.54 and 3,098.13 is: 4,275.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,983 : 6,876.54 = 3,098.13 : x
  2. Step 2: Convert to fraction form
    4,983/6,876.54 = 3,098.13/x
  3. Step 3: Cross multiply
    4,983x = 6,876.54 × 3,098.13
  4. Step 4: Simplify right side
    4,983x = 21,304,414.87
  5. Step 5: Solve for x
    x = 21,304,414.87/4,983
  6. Step 6: Final answer
    x = 4,275.42

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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.