Home / 6,608.75-9,119.24-3,623.80

Finding the Fourth Proportional to 6,608.75, 9,119.24 and 3,623.80

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Solution

The fourth proportional to 6,608.75, 9,119.24 and 3,623.80 is: 5,000.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,608.75 : 9,119.24 = 3,623.80 : x
  2. Step 2: Convert to fraction form
    6,608.75/9,119.24 = 3,623.80/x
  3. Step 3: Cross multiply
    6,608.75x = 9,119.24 × 3,623.80
  4. Step 4: Simplify right side
    6,608.75x = 33,046,301.91
  5. Step 5: Solve for x
    x = 33,046,301.91/6,608.75
  6. Step 6: Final answer
    x = 5,000.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.