Home / 3,257.48-4,494.84-1,840.79

Finding the Fourth Proportional to 3,257.48, 4,494.84 and 1,840.79

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Solution

The fourth proportional to 3,257.48, 4,494.84 and 1,840.79 is: 2,540.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.48 : 4,494.84 = 1,840.79 : x
  2. Step 2: Convert to fraction form
    3,257.48/4,494.84 = 1,840.79/x
  3. Step 3: Cross multiply
    3,257.48x = 4,494.84 × 1,840.79
  4. Step 4: Simplify right side
    3,257.48x = 8,274,056.52
  5. Step 5: Solve for x
    x = 8,274,056.52/3,257.48
  6. Step 6: Final answer
    x = 2,540.02

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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.