Home / 7,892.08-11,835.72-3,274

Finding the Fourth Proportional to 7,892.08, 11,835.72 and 3,274

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Solution

The fourth proportional to 7,892.08, 11,835.72 and 3,274 is: 4,910.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,892.08 : 11,835.72 = 3,274 : x
  2. Step 2: Convert to fraction form
    7,892.08/11,835.72 = 3,274/x
  3. Step 3: Cross multiply
    7,892.08x = 11,835.72 × 3,274
  4. Step 4: Simplify right side
    7,892.08x = 38,750,147.28
  5. Step 5: Solve for x
    x = 38,750,147.28/7,892.08
  6. Step 6: Final answer
    x = 4,910.00

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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.