Home / 5,393.82-8,090.37-2,272.17

Finding the Fourth Proportional to 5,393.82, 8,090.37 and 2,272.17

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Solution

The fourth proportional to 5,393.82, 8,090.37 and 2,272.17 is: 3,408.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,393.82 : 8,090.37 = 2,272.17 : x
  2. Step 2: Convert to fraction form
    5,393.82/8,090.37 = 2,272.17/x
  3. Step 3: Cross multiply
    5,393.82x = 8,090.37 × 2,272.17
  4. Step 4: Simplify right side
    5,393.82x = 18,382,696.00
  5. Step 5: Solve for x
    x = 18,382,696.00/5,393.82
  6. Step 6: Final answer
    x = 3,408.10

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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.