Home / 3,290.78-4,542.54-2,244.26

Finding the Fourth Proportional to 3,290.78, 4,542.54 and 2,244.26

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Solution

The fourth proportional to 3,290.78, 4,542.54 and 2,244.26 is: 3,097.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290.78 : 4,542.54 = 2,244.26 : x
  2. Step 2: Convert to fraction form
    3,290.78/4,542.54 = 2,244.26/x
  3. Step 3: Cross multiply
    3,290.78x = 4,542.54 × 2,244.26
  4. Step 4: Simplify right side
    3,290.78x = 10,194,640.82
  5. Step 5: Solve for x
    x = 10,194,640.82/3,290.78
  6. Step 6: Final answer
    x = 3,097.94

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1.5x scale

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.