Home / 5,221.92-7,835.23-2,592.05

Finding the Fourth Proportional to 5,221.92, 7,835.23 and 2,592.05

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Solution

The fourth proportional to 5,221.92, 7,835.23 and 2,592.05 is: 3,889.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,221.92 : 7,835.23 = 2,592.05 : x
  2. Step 2: Convert to fraction form
    5,221.92/7,835.23 = 2,592.05/x
  3. Step 3: Cross multiply
    5,221.92x = 7,835.23 × 2,592.05
  4. Step 4: Simplify right side
    5,221.92x = 20,309,316.06
  5. Step 5: Solve for x
    x = 20,309,316.06/5,221.92
  6. Step 6: Final answer
    x = 3,889.24

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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.