Home / 7,758.52-11,639.22-2,568.04

Finding the Fourth Proportional to 7,758.52, 11,639.22 and 2,568.04

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Solution

The fourth proportional to 7,758.52, 11,639.22 and 2,568.04 is: 3,852.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,758.52 : 11,639.22 = 2,568.04 : x
  2. Step 2: Convert to fraction form
    7,758.52/11,639.22 = 2,568.04/x
  3. Step 3: Cross multiply
    7,758.52x = 11,639.22 × 2,568.04
  4. Step 4: Simplify right side
    7,758.52x = 29,889,982.53
  5. Step 5: Solve for x
    x = 29,889,982.53/7,758.52
  6. Step 6: Final answer
    x = 3,852.54

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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.