Home / 3,392.22-5,086.89-1,443.75

Finding the Fourth Proportional to 3,392.22, 5,086.89 and 1,443.75

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Solution

The fourth proportional to 3,392.22, 5,086.89 and 1,443.75 is: 2,165.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,392.22 : 5,086.89 = 1,443.75 : x
  2. Step 2: Convert to fraction form
    3,392.22/5,086.89 = 1,443.75/x
  3. Step 3: Cross multiply
    3,392.22x = 5,086.89 × 1,443.75
  4. Step 4: Simplify right side
    3,392.22x = 7,344,197.44
  5. Step 5: Solve for x
    x = 7,344,197.44/3,392.22
  6. Step 6: Final answer
    x = 2,165.01

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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.