Home / 3,311.11-4,569.41-1,819.02

Finding the Fourth Proportional to 3,311.11, 4,569.41 and 1,819.02

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Solution

The fourth proportional to 3,311.11, 4,569.41 and 1,819.02 is: 2,510.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311.11 : 4,569.41 = 1,819.02 : x
  2. Step 2: Convert to fraction form
    3,311.11/4,569.41 = 1,819.02/x
  3. Step 3: Cross multiply
    3,311.11x = 4,569.41 × 1,819.02
  4. Step 4: Simplify right side
    3,311.11x = 8,311,831.31
  5. Step 5: Solve for x
    x = 8,311,831.31/3,311.11
  6. Step 6: Final answer
    x = 2,510.28

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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.