Home / 7,789.18-11,682.62-2,523.52

Finding the Fourth Proportional to 7,789.18, 11,682.62 and 2,523.52

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Solution

The fourth proportional to 7,789.18, 11,682.62 and 2,523.52 is: 3,784.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,789.18 : 11,682.62 = 2,523.52 : x
  2. Step 2: Convert to fraction form
    7,789.18/11,682.62 = 2,523.52/x
  3. Step 3: Cross multiply
    7,789.18x = 11,682.62 × 2,523.52
  4. Step 4: Simplify right side
    7,789.18x = 29,481,325.22
  5. Step 5: Solve for x
    x = 29,481,325.22/7,789.18
  6. Step 6: Final answer
    x = 3,784.91

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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.