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Finding the Fourth Proportional to 4,394.34, 6,065.28 and 2,997

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Solution

The fourth proportional to 4,394.34, 6,065.28 and 2,997 is: 4,136.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,394.34 : 6,065.28 = 2,997 : x
  2. Step 2: Convert to fraction form
    4,394.34/6,065.28 = 2,997/x
  3. Step 3: Cross multiply
    4,394.34x = 6,065.28 × 2,997
  4. Step 4: Simplify right side
    4,394.34x = 18,177,644.16
  5. Step 5: Solve for x
    x = 18,177,644.16/4,394.34
  6. Step 6: Final answer
    x = 4,136.60

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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.