Home / 2,330.62-3,495.82-869.66

Finding the Fourth Proportional to 2,330.62, 3,495.82 and 869.66

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Solution

The fourth proportional to 2,330.62, 3,495.82 and 869.66 is: 1,304.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,330.62 : 3,495.82 = 869.66 : x
  2. Step 2: Convert to fraction form
    2,330.62/3,495.82 = 869.66/x
  3. Step 3: Cross multiply
    2,330.62x = 3,495.82 × 869.66
  4. Step 4: Simplify right side
    2,330.62x = 3,040,174.82
  5. Step 5: Solve for x
    x = 3,040,174.82/2,330.62
  6. Step 6: Final answer
    x = 1,304.45

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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.