Home / 3,556.39-5,334.53-1,608.59

Finding the Fourth Proportional to 3,556.39, 5,334.53 and 1,608.59

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Solution

The fourth proportional to 3,556.39, 5,334.53 and 1,608.59 is: 2,412.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.39 : 5,334.53 = 1,608.59 : x
  2. Step 2: Convert to fraction form
    3,556.39/5,334.53 = 1,608.59/x
  3. Step 3: Cross multiply
    3,556.39x = 5,334.53 × 1,608.59
  4. Step 4: Simplify right side
    3,556.39x = 8,581,088.97
  5. Step 5: Solve for x
    x = 8,581,088.97/3,556.39
  6. Step 6: Final answer
    x = 2,412.87

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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.