Home / 7,110.36-10,667.12-2,727.82

Finding the Fourth Proportional to 7,110.36, 10,667.12 and 2,727.82

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Solution

The fourth proportional to 7,110.36, 10,667.12 and 2,727.82 is: 4,092.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,110.36 : 10,667.12 = 2,727.82 : x
  2. Step 2: Convert to fraction form
    7,110.36/10,667.12 = 2,727.82/x
  3. Step 3: Cross multiply
    7,110.36x = 10,667.12 × 2,727.82
  4. Step 4: Simplify right side
    7,110.36x = 29,097,983.28
  5. Step 5: Solve for x
    x = 29,097,983.28/7,110.36
  6. Step 6: Final answer
    x = 4,092.34

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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.