Home / 3,233.80-4,854.30-1,772.20

Finding the Fourth Proportional to 3,233.80, 4,854.30 and 1,772.20

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Solution

The fourth proportional to 3,233.80, 4,854.30 and 1,772.20 is: 2,660.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,233.80 : 4,854.30 = 1,772.20 : x
  2. Step 2: Convert to fraction form
    3,233.80/4,854.30 = 1,772.20/x
  3. Step 3: Cross multiply
    3,233.80x = 4,854.30 × 1,772.20
  4. Step 4: Simplify right side
    3,233.80x = 8,602,790.46
  5. Step 5: Solve for x
    x = 8,602,790.46/3,233.80
  6. Step 6: Final answer
    x = 2,660.27

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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.