Home / 3,556.73-5,335.38-2,169.33

Finding the Fourth Proportional to 3,556.73, 5,335.38 and 2,169.33

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Solution

The fourth proportional to 3,556.73, 5,335.38 and 2,169.33 is: 3,254.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.73 : 5,335.38 = 2,169.33 : x
  2. Step 2: Convert to fraction form
    3,556.73/5,335.38 = 2,169.33/x
  3. Step 3: Cross multiply
    3,556.73x = 5,335.38 × 2,169.33
  4. Step 4: Simplify right side
    3,556.73x = 11,574,199.90
  5. Step 5: Solve for x
    x = 11,574,199.90/3,556.73
  6. Step 6: Final answer
    x = 3,254.17

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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.