Home / 8,015.82-11,066.13-5,367.75

Finding the Fourth Proportional to 8,015.82, 11,066.13 and 5,367.75

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Solution

The fourth proportional to 8,015.82, 11,066.13 and 5,367.75 is: 7,410.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,015.82 : 11,066.13 = 5,367.75 : x
  2. Step 2: Convert to fraction form
    8,015.82/11,066.13 = 5,367.75/x
  3. Step 3: Cross multiply
    8,015.82x = 11,066.13 × 5,367.75
  4. Step 4: Simplify right side
    8,015.82x = 59,400,219.31
  5. Step 5: Solve for x
    x = 59,400,219.31/8,015.82
  6. Step 6: Final answer
    x = 7,410.37

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Half scale
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Double scale
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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.