Home / 2,206.56-3,044.94-1,275

Finding the Fourth Proportional to 2,206.56, 3,044.94 and 1,275

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Solution

The fourth proportional to 2,206.56, 3,044.94 and 1,275 is: 1,759.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206.56 : 3,044.94 = 1,275 : x
  2. Step 2: Convert to fraction form
    2,206.56/3,044.94 = 1,275/x
  3. Step 3: Cross multiply
    2,206.56x = 3,044.94 × 1,275
  4. Step 4: Simplify right side
    2,206.56x = 3,882,298.50
  5. Step 5: Solve for x
    x = 3,882,298.50/2,206.56
  6. Step 6: Final answer
    x = 1,759.43

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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.