Home / 7,382.78-11,076.04-2,452.44

Finding the Fourth Proportional to 7,382.78, 11,076.04 and 2,452.44

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Solution

The fourth proportional to 7,382.78, 11,076.04 and 2,452.44 is: 3,679.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,382.78 : 11,076.04 = 2,452.44 : x
  2. Step 2: Convert to fraction form
    7,382.78/11,076.04 = 2,452.44/x
  3. Step 3: Cross multiply
    7,382.78x = 11,076.04 × 2,452.44
  4. Step 4: Simplify right side
    7,382.78x = 27,163,323.54
  5. Step 5: Solve for x
    x = 27,163,323.54/7,382.78
  6. Step 6: Final answer
    x = 3,679.28

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1.5x scale

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.