Home / 7,889.79-11,836.96-2,552.85

Finding the Fourth Proportional to 7,889.79, 11,836.96 and 2,552.85

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Solution

The fourth proportional to 7,889.79, 11,836.96 and 2,552.85 is: 3,830.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,889.79 : 11,836.96 = 2,552.85 : x
  2. Step 2: Convert to fraction form
    7,889.79/11,836.96 = 2,552.85/x
  3. Step 3: Cross multiply
    7,889.79x = 11,836.96 × 2,552.85
  4. Step 4: Simplify right side
    7,889.79x = 30,217,983.34
  5. Step 5: Solve for x
    x = 30,217,983.34/7,889.79
  6. Step 6: Final answer
    x = 3,830.01

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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.