Home / 3,608.97-5,403.68-1,873.95

Finding the Fourth Proportional to 3,608.97, 5,403.68 and 1,873.95

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Solution

The fourth proportional to 3,608.97, 5,403.68 and 1,873.95 is: 2,805.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608.97 : 5,403.68 = 1,873.95 : x
  2. Step 2: Convert to fraction form
    3,608.97/5,403.68 = 1,873.95/x
  3. Step 3: Cross multiply
    3,608.97x = 5,403.68 × 1,873.95
  4. Step 4: Simplify right side
    3,608.97x = 10,126,189.75
  5. Step 5: Solve for x
    x = 10,126,189.75/3,608.97
  6. Step 6: Final answer
    x = 2,805.84

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1.5x scale

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.