Home / 3,257.31-4,494.69-1,840.80

Finding the Fourth Proportional to 3,257.31, 4,494.69 and 1,840.80

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Solution

The fourth proportional to 3,257.31, 4,494.69 and 1,840.80 is: 2,540.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.31 : 4,494.69 = 1,840.80 : x
  2. Step 2: Convert to fraction form
    3,257.31/4,494.69 = 1,840.80/x
  3. Step 3: Cross multiply
    3,257.31x = 4,494.69 × 1,840.80
  4. Step 4: Simplify right side
    3,257.31x = 8,273,825.35
  5. Step 5: Solve for x
    x = 8,273,825.35/3,257.31
  6. Step 6: Final answer
    x = 2,540.08

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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.