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Finding the Fourth Proportional to 7,252.78, 10,879.27 and 2,322.42

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Solution

The fourth proportional to 7,252.78, 10,879.27 and 2,322.42 is: 3,483.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,252.78 : 10,879.27 = 2,322.42 : x
  2. Step 2: Convert to fraction form
    7,252.78/10,879.27 = 2,322.42/x
  3. Step 3: Cross multiply
    7,252.78x = 10,879.27 × 2,322.42
  4. Step 4: Simplify right side
    7,252.78x = 25,266,234.23
  5. Step 5: Solve for x
    x = 25,266,234.23/7,252.78
  6. Step 6: Final answer
    x = 3,483.66

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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.