Home / 2,199.35-3,297.49-1,102.97

Finding the Fourth Proportional to 2,199.35, 3,297.49 and 1,102.97

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Solution

The fourth proportional to 2,199.35, 3,297.49 and 1,102.97 is: 1,653.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199.35 : 3,297.49 = 1,102.97 : x
  2. Step 2: Convert to fraction form
    2,199.35/3,297.49 = 1,102.97/x
  3. Step 3: Cross multiply
    2,199.35x = 3,297.49 × 1,102.97
  4. Step 4: Simplify right side
    2,199.35x = 3,637,010.54
  5. Step 5: Solve for x
    x = 3,637,010.54/2,199.35
  6. Step 6: Final answer
    x = 1,653.68

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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.