Home / 3,976.13-5,488.13-2,483.15

Finding the Fourth Proportional to 3,976.13, 5,488.13 and 2,483.15

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Solution

The fourth proportional to 3,976.13, 5,488.13 and 2,483.15 is: 3,427.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,976.13 : 5,488.13 = 2,483.15 : x
  2. Step 2: Convert to fraction form
    3,976.13/5,488.13 = 2,483.15/x
  3. Step 3: Cross multiply
    3,976.13x = 5,488.13 × 2,483.15
  4. Step 4: Simplify right side
    3,976.13x = 13,627,850.01
  5. Step 5: Solve for x
    x = 13,627,850.01/3,976.13
  6. Step 6: Final answer
    x = 3,427.42

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1.5x scale

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.