Home / 7,788.64-11,682.54-2,523.55

Finding the Fourth Proportional to 7,788.64, 11,682.54 and 2,523.55

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Solution

The fourth proportional to 7,788.64, 11,682.54 and 2,523.55 is: 3,785.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,788.64 : 11,682.54 = 2,523.55 : x
  2. Step 2: Convert to fraction form
    7,788.64/11,682.54 = 2,523.55/x
  3. Step 3: Cross multiply
    7,788.64x = 11,682.54 × 2,523.55
  4. Step 4: Simplify right side
    7,788.64x = 29,481,473.82
  5. Step 5: Solve for x
    x = 29,481,473.82/7,788.64
  6. Step 6: Final answer
    x = 3,785.19

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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.