Home / 7,788.15-11,682.29-2,523.96

Finding the Fourth Proportional to 7,788.15, 11,682.29 and 2,523.96

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Solution

The fourth proportional to 7,788.15, 11,682.29 and 2,523.96 is: 3,785.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,788.15 : 11,682.29 = 2,523.96 : x
  2. Step 2: Convert to fraction form
    7,788.15/11,682.29 = 2,523.96/x
  3. Step 3: Cross multiply
    7,788.15x = 11,682.29 × 2,523.96
  4. Step 4: Simplify right side
    7,788.15x = 29,485,638.98
  5. Step 5: Solve for x
    x = 29,485,638.98/7,788.15
  6. Step 6: Final answer
    x = 3,785.96

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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.