Home / 3,222.26-4,832.81-1,142.29

Finding the Fourth Proportional to 3,222.26, 4,832.81 and 1,142.29

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Solution

The fourth proportional to 3,222.26, 4,832.81 and 1,142.29 is: 1,713.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.26 : 4,832.81 = 1,142.29 : x
  2. Step 2: Convert to fraction form
    3,222.26/4,832.81 = 1,142.29/x
  3. Step 3: Cross multiply
    3,222.26x = 4,832.81 × 1,142.29
  4. Step 4: Simplify right side
    3,222.26x = 5,520,454.39
  5. Step 5: Solve for x
    x = 5,520,454.39/3,222.26
  6. Step 6: Final answer
    x = 1,713.22

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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.