Home / 3,976.95-5,488.44-2,298.66

Finding the Fourth Proportional to 3,976.95, 5,488.44 and 2,298.66

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Solution

The fourth proportional to 3,976.95, 5,488.44 and 2,298.66 is: 3,172.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,976.95 : 5,488.44 = 2,298.66 : x
  2. Step 2: Convert to fraction form
    3,976.95/5,488.44 = 2,298.66/x
  3. Step 3: Cross multiply
    3,976.95x = 5,488.44 × 2,298.66
  4. Step 4: Simplify right side
    3,976.95x = 12,616,057.49
  5. Step 5: Solve for x
    x = 12,616,057.49/3,976.95
  6. Step 6: Final answer
    x = 3,172.29

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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.