Home / 9,150.75-13,717.98-3,306.06

Finding the Fourth Proportional to 9,150.75, 13,717.98 and 3,306.06

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Solution

The fourth proportional to 9,150.75, 13,717.98 and 3,306.06 is: 4,956.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,150.75 : 13,717.98 = 3,306.06 : x
  2. Step 2: Convert to fraction form
    9,150.75/13,717.98 = 3,306.06/x
  3. Step 3: Cross multiply
    9,150.75x = 13,717.98 × 3,306.06
  4. Step 4: Simplify right side
    9,150.75x = 45,352,464.96
  5. Step 5: Solve for x
    x = 45,352,464.96/9,150.75
  6. Step 6: Final answer
    x = 4,956.15

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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.