Home / 5,326.78-7,993.24-2,206.22

Finding the Fourth Proportional to 5,326.78, 7,993.24 and 2,206.22

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Solution

The fourth proportional to 5,326.78, 7,993.24 and 2,206.22 is: 3,310.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,326.78 : 7,993.24 = 2,206.22 : x
  2. Step 2: Convert to fraction form
    5,326.78/7,993.24 = 2,206.22/x
  3. Step 3: Cross multiply
    5,326.78x = 7,993.24 × 2,206.22
  4. Step 4: Simplify right side
    5,326.78x = 17,634,845.95
  5. Step 5: Solve for x
    x = 17,634,845.95/5,326.78
  6. Step 6: Final answer
    x = 3,310.60

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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.