Home / 8,950.89-13,425.93-3,107.96

Finding the Fourth Proportional to 8,950.89, 13,425.93 and 3,107.96

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Solution

The fourth proportional to 8,950.89, 13,425.93 and 3,107.96 is: 4,661.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,950.89 : 13,425.93 = 3,107.96 : x
  2. Step 2: Convert to fraction form
    8,950.89/13,425.93 = 3,107.96/x
  3. Step 3: Cross multiply
    8,950.89x = 13,425.93 × 3,107.96
  4. Step 4: Simplify right side
    8,950.89x = 41,727,186.27
  5. Step 5: Solve for x
    x = 41,727,186.27/8,950.89
  6. Step 6: Final answer
    x = 4,661.79

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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.