Home / 5,333.38-7,996.64-2,215.54

Finding the Fourth Proportional to 5,333.38, 7,996.64 and 2,215.54

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Solution

The fourth proportional to 5,333.38, 7,996.64 and 2,215.54 is: 3,321.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,333.38 : 7,996.64 = 2,215.54 : x
  2. Step 2: Convert to fraction form
    5,333.38/7,996.64 = 2,215.54/x
  3. Step 3: Cross multiply
    5,333.38x = 7,996.64 × 2,215.54
  4. Step 4: Simplify right side
    5,333.38x = 17,716,844.72
  5. Step 5: Solve for x
    x = 17,716,844.72/5,333.38
  6. Step 6: Final answer
    x = 3,321.88

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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.