Home / 2,398.20-3,309.85-1,454.37

Finding the Fourth Proportional to 2,398.20, 3,309.85 and 1,454.37

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Solution

The fourth proportional to 2,398.20, 3,309.85 and 1,454.37 is: 2,007.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,398.20 : 3,309.85 = 1,454.37 : x
  2. Step 2: Convert to fraction form
    2,398.20/3,309.85 = 1,454.37/x
  3. Step 3: Cross multiply
    2,398.20x = 3,309.85 × 1,454.37
  4. Step 4: Simplify right side
    2,398.20x = 4,813,739.27
  5. Step 5: Solve for x
    x = 4,813,739.27/2,398.20
  6. Step 6: Final answer
    x = 2,007.23

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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.