Home / 7,836.09-11,753.52-2,289.48

Finding the Fourth Proportional to 7,836.09, 11,753.52 and 2,289.48

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Solution

The fourth proportional to 7,836.09, 11,753.52 and 2,289.48 is: 3,434.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,836.09 : 11,753.52 = 2,289.48 : x
  2. Step 2: Convert to fraction form
    7,836.09/11,753.52 = 2,289.48/x
  3. Step 3: Cross multiply
    7,836.09x = 11,753.52 × 2,289.48
  4. Step 4: Simplify right side
    7,836.09x = 26,909,448.97
  5. Step 5: Solve for x
    x = 26,909,448.97/7,836.09
  6. Step 6: Final answer
    x = 3,434.04

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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.