Home / 2,548.32-3,517.92-1,851.36

Finding the Fourth Proportional to 2,548.32, 3,517.92 and 1,851.36

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Solution

The fourth proportional to 2,548.32, 3,517.92 and 1,851.36 is: 2,555.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,548.32 : 3,517.92 = 1,851.36 : x
  2. Step 2: Convert to fraction form
    2,548.32/3,517.92 = 1,851.36/x
  3. Step 3: Cross multiply
    2,548.32x = 3,517.92 × 1,851.36
  4. Step 4: Simplify right side
    2,548.32x = 6,512,936.37
  5. Step 5: Solve for x
    x = 6,512,936.37/2,548.32
  6. Step 6: Final answer
    x = 2,555.78

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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.