Home / 3,022.73-4,534.05-831.62

Finding the Fourth Proportional to 3,022.73, 4,534.05 and 831.62

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Solution

The fourth proportional to 3,022.73, 4,534.05 and 831.62 is: 1,247.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,022.73 : 4,534.05 = 831.62 : x
  2. Step 2: Convert to fraction form
    3,022.73/4,534.05 = 831.62/x
  3. Step 3: Cross multiply
    3,022.73x = 4,534.05 × 831.62
  4. Step 4: Simplify right side
    3,022.73x = 3,770,606.66
  5. Step 5: Solve for x
    x = 3,770,606.66/3,022.73
  6. Step 6: Final answer
    x = 1,247.42

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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.