Home / 7,892.89-11,836.24-2,959.84

Finding the Fourth Proportional to 7,892.89, 11,836.24 and 2,959.84

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Solution

The fourth proportional to 7,892.89, 11,836.24 and 2,959.84 is: 4,438.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,892.89 : 11,836.24 = 2,959.84 : x
  2. Step 2: Convert to fraction form
    7,892.89/11,836.24 = 2,959.84/x
  3. Step 3: Cross multiply
    7,892.89x = 11,836.24 × 2,959.84
  4. Step 4: Simplify right side
    7,892.89x = 35,033,376.60
  5. Step 5: Solve for x
    x = 35,033,376.60/7,892.89
  6. Step 6: Final answer
    x = 4,438.60

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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.