Home / 3,207.29-4,429.11-3,032.56

Finding the Fourth Proportional to 3,207.29, 4,429.11 and 3,032.56

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Solution

The fourth proportional to 3,207.29, 4,429.11 and 3,032.56 is: 4,187.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.29 : 4,429.11 = 3,032.56 : x
  2. Step 2: Convert to fraction form
    3,207.29/4,429.11 = 3,032.56/x
  3. Step 3: Cross multiply
    3,207.29x = 4,429.11 × 3,032.56
  4. Step 4: Simplify right side
    3,207.29x = 13,431,558.43
  5. Step 5: Solve for x
    x = 13,431,558.43/3,207.29
  6. Step 6: Final answer
    x = 4,187.82

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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.