Home / 2,214.18-3,321.27-1,043.91

Finding the Fourth Proportional to 2,214.18, 3,321.27 and 1,043.91

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Solution

The fourth proportional to 2,214.18, 3,321.27 and 1,043.91 is: 1,565.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214.18 : 3,321.27 = 1,043.91 : x
  2. Step 2: Convert to fraction form
    2,214.18/3,321.27 = 1,043.91/x
  3. Step 3: Cross multiply
    2,214.18x = 3,321.27 × 1,043.91
  4. Step 4: Simplify right side
    2,214.18x = 3,467,106.97
  5. Step 5: Solve for x
    x = 3,467,106.97/2,214.18
  6. Step 6: Final answer
    x = 1,565.87

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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.