Home / 2,206.25-3,044.63-1,274.75

Finding the Fourth Proportional to 2,206.25, 3,044.63 and 1,274.75

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Solution

The fourth proportional to 2,206.25, 3,044.63 and 1,274.75 is: 1,759.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206.25 : 3,044.63 = 1,274.75 : x
  2. Step 2: Convert to fraction form
    2,206.25/3,044.63 = 1,274.75/x
  3. Step 3: Cross multiply
    2,206.25x = 3,044.63 × 1,274.75
  4. Step 4: Simplify right side
    2,206.25x = 3,881,135.72
  5. Step 5: Solve for x
    x = 3,881,135.72/2,206.25
  6. Step 6: Final answer
    x = 1,759.16

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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.