Home / 7,758.18-11,634.66-2,562.84

Finding the Fourth Proportional to 7,758.18, 11,634.66 and 2,562.84

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Solution

The fourth proportional to 7,758.18, 11,634.66 and 2,562.84 is: 3,843.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,758.18 : 11,634.66 = 2,562.84 : x
  2. Step 2: Convert to fraction form
    7,758.18/11,634.66 = 2,562.84/x
  3. Step 3: Cross multiply
    7,758.18x = 11,634.66 × 2,562.84
  4. Step 4: Simplify right side
    7,758.18x = 29,817,772.03
  5. Step 5: Solve for x
    x = 29,817,772.03/7,758.18
  6. Step 6: Final answer
    x = 3,843.40

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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.