Home / 3,227.92-4,843.08-1,840.40

Finding the Fourth Proportional to 3,227.92, 4,843.08 and 1,840.40

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Solution

The fourth proportional to 3,227.92, 4,843.08 and 1,840.40 is: 2,761.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,227.92 : 4,843.08 = 1,840.40 : x
  2. Step 2: Convert to fraction form
    3,227.92/4,843.08 = 1,840.40/x
  3. Step 3: Cross multiply
    3,227.92x = 4,843.08 × 1,840.40
  4. Step 4: Simplify right side
    3,227.92x = 8,913,204.43
  5. Step 5: Solve for x
    x = 8,913,204.43/3,227.92
  6. Step 6: Final answer
    x = 2,761.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.