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Finding the Fourth Proportional to 9,354.75, 14,028 and 3,507.27

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Solution

The fourth proportional to 9,354.75, 14,028 and 3,507.27 is: 5,259.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,354.75 : 14,028 = 3,507.27 : x
  2. Step 2: Convert to fraction form
    9,354.75/14,028 = 3,507.27/x
  3. Step 3: Cross multiply
    9,354.75x = 14,028 × 3,507.27
  4. Step 4: Simplify right side
    9,354.75x = 49,199,983.56
  5. Step 5: Solve for x
    x = 49,199,983.56/9,354.75
  6. Step 6: Final answer
    x = 5,259.36

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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.