Home / 3,257.07-4,494.68-1,840.91

Finding the Fourth Proportional to 3,257.07, 4,494.68 and 1,840.91

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Solution

The fourth proportional to 3,257.07, 4,494.68 and 1,840.91 is: 2,540.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.07 : 4,494.68 = 1,840.91 : x
  2. Step 2: Convert to fraction form
    3,257.07/4,494.68 = 1,840.91/x
  3. Step 3: Cross multiply
    3,257.07x = 4,494.68 × 1,840.91
  4. Step 4: Simplify right side
    3,257.07x = 8,274,269.68
  5. Step 5: Solve for x
    x = 8,274,269.68/3,257.07
  6. Step 6: Final answer
    x = 2,540.40

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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.