Home / 7,815.03-11,723.70-2,267.65

Finding the Fourth Proportional to 7,815.03, 11,723.70 and 2,267.65

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Solution

The fourth proportional to 7,815.03, 11,723.70 and 2,267.65 is: 3,401.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,815.03 : 11,723.70 = 2,267.65 : x
  2. Step 2: Convert to fraction form
    7,815.03/11,723.70 = 2,267.65/x
  3. Step 3: Cross multiply
    7,815.03x = 11,723.70 × 2,267.65
  4. Step 4: Simplify right side
    7,815.03x = 26,585,285.03
  5. Step 5: Solve for x
    x = 26,585,285.03/7,815.03
  6. Step 6: Final answer
    x = 3,401.81

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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.