Home / 8,249.44-11,385.72-5,266.20

Finding the Fourth Proportional to 8,249.44, 11,385.72 and 5,266.20

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Solution

The fourth proportional to 8,249.44, 11,385.72 and 5,266.20 is: 7,268.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,249.44 : 11,385.72 = 5,266.20 : x
  2. Step 2: Convert to fraction form
    8,249.44/11,385.72 = 5,266.20/x
  3. Step 3: Cross multiply
    8,249.44x = 11,385.72 × 5,266.20
  4. Step 4: Simplify right side
    8,249.44x = 59,959,478.66
  5. Step 5: Solve for x
    x = 59,959,478.66/8,249.44
  6. Step 6: Final answer
    x = 7,268.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.