Home / 7,375.64-11,063.52-2,181.51

Finding the Fourth Proportional to 7,375.64, 11,063.52 and 2,181.51

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Solution

The fourth proportional to 7,375.64, 11,063.52 and 2,181.51 is: 3,272.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375.64 : 11,063.52 = 2,181.51 : x
  2. Step 2: Convert to fraction form
    7,375.64/11,063.52 = 2,181.51/x
  3. Step 3: Cross multiply
    7,375.64x = 11,063.52 × 2,181.51
  4. Step 4: Simplify right side
    7,375.64x = 24,135,179.52
  5. Step 5: Solve for x
    x = 24,135,179.52/7,375.64
  6. Step 6: Final answer
    x = 3,272.28

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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.