Home / 3,229.22-4,456.53-1,813.01

Finding the Fourth Proportional to 3,229.22, 4,456.53 and 1,813.01

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Solution

The fourth proportional to 3,229.22, 4,456.53 and 1,813.01 is: 2,502.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229.22 : 4,456.53 = 1,813.01 : x
  2. Step 2: Convert to fraction form
    3,229.22/4,456.53 = 1,813.01/x
  3. Step 3: Cross multiply
    3,229.22x = 4,456.53 × 1,813.01
  4. Step 4: Simplify right side
    3,229.22x = 8,079,733.46
  5. Step 5: Solve for x
    x = 8,079,733.46/3,229.22
  6. Step 6: Final answer
    x = 2,502.07

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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.