Home / 7,725.27-11,589.01-2,388.92

Finding the Fourth Proportional to 7,725.27, 11,589.01 and 2,388.92

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Solution

The fourth proportional to 7,725.27, 11,589.01 and 2,388.92 is: 3,583.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,725.27 : 11,589.01 = 2,388.92 : x
  2. Step 2: Convert to fraction form
    7,725.27/11,589.01 = 2,388.92/x
  3. Step 3: Cross multiply
    7,725.27x = 11,589.01 × 2,388.92
  4. Step 4: Simplify right side
    7,725.27x = 27,685,240.77
  5. Step 5: Solve for x
    x = 27,685,240.77/7,725.27
  6. Step 6: Final answer
    x = 3,583.72

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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.