Home / 3,294.18-4,936.38-1,831.32

Finding the Fourth Proportional to 3,294.18, 4,936.38 and 1,831.32

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Solution

The fourth proportional to 3,294.18, 4,936.38 and 1,831.32 is: 2,744.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,294.18 : 4,936.38 = 1,831.32 : x
  2. Step 2: Convert to fraction form
    3,294.18/4,936.38 = 1,831.32/x
  3. Step 3: Cross multiply
    3,294.18x = 4,936.38 × 1,831.32
  4. Step 4: Simplify right side
    3,294.18x = 9,040,091.42
  5. Step 5: Solve for x
    x = 9,040,091.42/3,294.18
  6. Step 6: Final answer
    x = 2,744.26

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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.