Home / 5,104.98-7,044.88-2,981.96

Finding the Fourth Proportional to 5,104.98, 7,044.88 and 2,981.96

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Solution

The fourth proportional to 5,104.98, 7,044.88 and 2,981.96 is: 4,115.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,104.98 : 7,044.88 = 2,981.96 : x
  2. Step 2: Convert to fraction form
    5,104.98/7,044.88 = 2,981.96/x
  3. Step 3: Cross multiply
    5,104.98x = 7,044.88 × 2,981.96
  4. Step 4: Simplify right side
    5,104.98x = 21,007,550.36
  5. Step 5: Solve for x
    x = 21,007,550.36/5,104.98
  6. Step 6: Final answer
    x = 4,115.11

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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.