Home / 5,265.82-7,266.78-3,027.72

Finding the Fourth Proportional to 5,265.82, 7,266.78 and 3,027.72

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Solution

The fourth proportional to 5,265.82, 7,266.78 and 3,027.72 is: 4,178.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265.82 : 7,266.78 = 3,027.72 : x
  2. Step 2: Convert to fraction form
    5,265.82/7,266.78 = 3,027.72/x
  3. Step 3: Cross multiply
    5,265.82x = 7,266.78 × 3,027.72
  4. Step 4: Simplify right side
    5,265.82x = 22,001,775.14
  5. Step 5: Solve for x
    x = 22,001,775.14/5,265.82
  6. Step 6: Final answer
    x = 4,178.22

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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.