Home / 3,220.05-4,854.20-3,005.73

Finding the Fourth Proportional to 3,220.05, 4,854.20 and 3,005.73

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Solution

The fourth proportional to 3,220.05, 4,854.20 and 3,005.73 is: 4,531.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220.05 : 4,854.20 = 3,005.73 : x
  2. Step 2: Convert to fraction form
    3,220.05/4,854.20 = 3,005.73/x
  3. Step 3: Cross multiply
    3,220.05x = 4,854.20 × 3,005.73
  4. Step 4: Simplify right side
    3,220.05x = 14,590,399.54
  5. Step 5: Solve for x
    x = 14,590,399.54/3,220.05
  6. Step 6: Final answer
    x = 4,531.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.