Home / 7,829.68-11,736.56-4,910.02

Finding the Fourth Proportional to 7,829.68, 11,736.56 and 4,910.02

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Solution

The fourth proportional to 7,829.68, 11,736.56 and 4,910.02 is: 7,360.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,829.68 : 11,736.56 = 4,910.02 : x
  2. Step 2: Convert to fraction form
    7,829.68/11,736.56 = 4,910.02/x
  3. Step 3: Cross multiply
    7,829.68x = 11,736.56 × 4,910.02
  4. Step 4: Simplify right side
    7,829.68x = 57,626,744.33
  5. Step 5: Solve for x
    x = 57,626,744.33/7,829.68
  6. Step 6: Final answer
    x = 7,360.04

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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.