Home / 7,723.91-11,584.46-2,459.48

Finding the Fourth Proportional to 7,723.91, 11,584.46 and 2,459.48

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Solution

The fourth proportional to 7,723.91, 11,584.46 and 2,459.48 is: 3,688.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,723.91 : 11,584.46 = 2,459.48 : x
  2. Step 2: Convert to fraction form
    7,723.91/11,584.46 = 2,459.48/x
  3. Step 3: Cross multiply
    7,723.91x = 11,584.46 × 2,459.48
  4. Step 4: Simplify right side
    7,723.91x = 28,491,677.46
  5. Step 5: Solve for x
    x = 28,491,677.46/7,723.91
  6. Step 6: Final answer
    x = 3,688.77

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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.