Home / 7,722.10-11,583.64-2,723.85

Finding the Fourth Proportional to 7,722.10, 11,583.64 and 2,723.85

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Solution

The fourth proportional to 7,722.10, 11,583.64 and 2,723.85 is: 4,085.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,722.10 : 11,583.64 = 2,723.85 : x
  2. Step 2: Convert to fraction form
    7,722.10/11,583.64 = 2,723.85/x
  3. Step 3: Cross multiply
    7,722.10x = 11,583.64 × 2,723.85
  4. Step 4: Simplify right side
    7,722.10x = 31,552,097.81
  5. Step 5: Solve for x
    x = 31,552,097.81/7,722.10
  6. Step 6: Final answer
    x = 4,085.95

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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.