Home / 7,723.10-11,585.14-2,724.85

Finding the Fourth Proportional to 7,723.10, 11,585.14 and 2,724.85

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Solution

The fourth proportional to 7,723.10, 11,585.14 and 2,724.85 is: 4,087.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,723.10 : 11,585.14 = 2,724.85 : x
  2. Step 2: Convert to fraction form
    7,723.10/11,585.14 = 2,724.85/x
  3. Step 3: Cross multiply
    7,723.10x = 11,585.14 × 2,724.85
  4. Step 4: Simplify right side
    7,723.10x = 31,567,768.73
  5. Step 5: Solve for x
    x = 31,567,768.73/7,723.10
  6. Step 6: Final answer
    x = 4,087.45

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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.