Home / 7,922.16-11,883.21-2,375.31

Finding the Fourth Proportional to 7,922.16, 11,883.21 and 2,375.31

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Solution

The fourth proportional to 7,922.16, 11,883.21 and 2,375.31 is: 3,562.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,922.16 : 11,883.21 = 2,375.31 : x
  2. Step 2: Convert to fraction form
    7,922.16/11,883.21 = 2,375.31/x
  3. Step 3: Cross multiply
    7,922.16x = 11,883.21 × 2,375.31
  4. Step 4: Simplify right side
    7,922.16x = 28,226,307.55
  5. Step 5: Solve for x
    x = 28,226,307.55/7,922.16
  6. Step 6: Final answer
    x = 3,562.96

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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.