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Finding the Fourth Proportional to 9,064.44, 13,593.78 and 2,907

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Solution

The fourth proportional to 9,064.44, 13,593.78 and 2,907 is: 4,359.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,064.44 : 13,593.78 = 2,907 : x
  2. Step 2: Convert to fraction form
    9,064.44/13,593.78 = 2,907/x
  3. Step 3: Cross multiply
    9,064.44x = 13,593.78 × 2,907
  4. Step 4: Simplify right side
    9,064.44x = 39,517,118.46
  5. Step 5: Solve for x
    x = 39,517,118.46/9,064.44
  6. Step 6: Final answer
    x = 4,359.58

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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.