Home / 2,197.62-3,032.76-1,202.89

Finding the Fourth Proportional to 2,197.62, 3,032.76 and 1,202.89

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Solution

The fourth proportional to 2,197.62, 3,032.76 and 1,202.89 is: 1,660.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197.62 : 3,032.76 = 1,202.89 : x
  2. Step 2: Convert to fraction form
    2,197.62/3,032.76 = 1,202.89/x
  3. Step 3: Cross multiply
    2,197.62x = 3,032.76 × 1,202.89
  4. Step 4: Simplify right side
    2,197.62x = 3,648,076.68
  5. Step 5: Solve for x
    x = 3,648,076.68/2,197.62
  6. Step 6: Final answer
    x = 1,660.01

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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.