Home / 7,659.04-11,481.37-2,982.05

Finding the Fourth Proportional to 7,659.04, 11,481.37 and 2,982.05

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Solution

The fourth proportional to 7,659.04, 11,481.37 and 2,982.05 is: 4,470.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,659.04 : 11,481.37 = 2,982.05 : x
  2. Step 2: Convert to fraction form
    7,659.04/11,481.37 = 2,982.05/x
  3. Step 3: Cross multiply
    7,659.04x = 11,481.37 × 2,982.05
  4. Step 4: Simplify right side
    7,659.04x = 34,237,962.00
  5. Step 5: Solve for x
    x = 34,237,962.00/7,659.04
  6. Step 6: Final answer
    x = 4,470.27

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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.