Home / 3,221.84-4,831.87-1,141.57

Finding the Fourth Proportional to 3,221.84, 4,831.87 and 1,141.57

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Solution

The fourth proportional to 3,221.84, 4,831.87 and 1,141.57 is: 1,712.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221.84 : 4,831.87 = 1,141.57 : x
  2. Step 2: Convert to fraction form
    3,221.84/4,831.87 = 1,141.57/x
  3. Step 3: Cross multiply
    3,221.84x = 4,831.87 × 1,141.57
  4. Step 4: Simplify right side
    3,221.84x = 5,515,917.84
  5. Step 5: Solve for x
    x = 5,515,917.84/3,221.84
  6. Step 6: Final answer
    x = 1,712.04

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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.