Home / 3,204.92-4,422.60-1,807.64

Finding the Fourth Proportional to 3,204.92, 4,422.60 and 1,807.64

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Solution

The fourth proportional to 3,204.92, 4,422.60 and 1,807.64 is: 2,494.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.92 : 4,422.60 = 1,807.64 : x
  2. Step 2: Convert to fraction form
    3,204.92/4,422.60 = 1,807.64/x
  3. Step 3: Cross multiply
    3,204.92x = 4,422.60 × 1,807.64
  4. Step 4: Simplify right side
    3,204.92x = 7,994,468.66
  5. Step 5: Solve for x
    x = 7,994,468.66/3,204.92
  6. Step 6: Final answer
    x = 2,494.44

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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.