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Finding the Fourth Proportional to 6,773.36, 10,160.36 and 2,391.28

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Solution

The fourth proportional to 6,773.36, 10,160.36 and 2,391.28 is: 3,587.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,773.36 : 10,160.36 = 2,391.28 : x
  2. Step 2: Convert to fraction form
    6,773.36/10,160.36 = 2,391.28/x
  3. Step 3: Cross multiply
    6,773.36x = 10,160.36 × 2,391.28
  4. Step 4: Simplify right side
    6,773.36x = 24,296,265.66
  5. Step 5: Solve for x
    x = 24,296,265.66/6,773.36
  6. Step 6: Final answer
    x = 3,587.03

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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.