Home / 2,458.04-3,392.09-1,338.97

Finding the Fourth Proportional to 2,458.04, 3,392.09 and 1,338.97

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Solution

The fourth proportional to 2,458.04, 3,392.09 and 1,338.97 is: 1,847.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,458.04 : 3,392.09 = 1,338.97 : x
  2. Step 2: Convert to fraction form
    2,458.04/3,392.09 = 1,338.97/x
  3. Step 3: Cross multiply
    2,458.04x = 3,392.09 × 1,338.97
  4. Step 4: Simplify right side
    2,458.04x = 4,541,917.30
  5. Step 5: Solve for x
    x = 4,541,917.30/2,458.04
  6. Step 6: Final answer
    x = 1,847.78

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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.