Home / 2,206.32-3,044.84-1,322.61

Finding the Fourth Proportional to 2,206.32, 3,044.84 and 1,322.61

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Solution

The fourth proportional to 2,206.32, 3,044.84 and 1,322.61 is: 1,825.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206.32 : 3,044.84 = 1,322.61 : x
  2. Step 2: Convert to fraction form
    2,206.32/3,044.84 = 1,322.61/x
  3. Step 3: Cross multiply
    2,206.32x = 3,044.84 × 1,322.61
  4. Step 4: Simplify right side
    2,206.32x = 4,027,129.22
  5. Step 5: Solve for x
    x = 4,027,129.22/2,206.32
  6. Step 6: Final answer
    x = 1,825.27

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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.