Home / 3,019.54-4,169.33-1,957.81

Finding the Fourth Proportional to 3,019.54, 4,169.33 and 1,957.81

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Solution

The fourth proportional to 3,019.54, 4,169.33 and 1,957.81 is: 2,703.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.54 : 4,169.33 = 1,957.81 : x
  2. Step 2: Convert to fraction form
    3,019.54/4,169.33 = 1,957.81/x
  3. Step 3: Cross multiply
    3,019.54x = 4,169.33 × 1,957.81
  4. Step 4: Simplify right side
    3,019.54x = 8,162,755.97
  5. Step 5: Solve for x
    x = 8,162,755.97/3,019.54
  6. Step 6: Final answer
    x = 2,703.31

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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.