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Finding the Fourth Proportional to 6,690.03, 9,233.79 and 4,452

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Solution

The fourth proportional to 6,690.03, 9,233.79 and 4,452 is: 6,144.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,690.03 : 9,233.79 = 4,452 : x
  2. Step 2: Convert to fraction form
    6,690.03/9,233.79 = 4,452/x
  3. Step 3: Cross multiply
    6,690.03x = 9,233.79 × 4,452
  4. Step 4: Simplify right side
    6,690.03x = 41,108,833.08
  5. Step 5: Solve for x
    x = 41,108,833.08/6,690.03
  6. Step 6: Final answer
    x = 6,144.79

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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.