Home / 7,531.64-11,286.54-5,344.64

Finding the Fourth Proportional to 7,531.64, 11,286.54 and 5,344.64

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Solution

The fourth proportional to 7,531.64, 11,286.54 and 5,344.64 is: 8,009.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,531.64 : 11,286.54 = 5,344.64 : x
  2. Step 2: Convert to fraction form
    7,531.64/11,286.54 = 5,344.64/x
  3. Step 3: Cross multiply
    7,531.64x = 11,286.54 × 5,344.64
  4. Step 4: Simplify right side
    7,531.64x = 60,322,493.15
  5. Step 5: Solve for x
    x = 60,322,493.15/7,531.64
  6. Step 6: Final answer
    x = 8,009.21

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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.