Home / 2,197.59-3,032.63-1,202.85

Finding the Fourth Proportional to 2,197.59, 3,032.63 and 1,202.85

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Solution

The fourth proportional to 2,197.59, 3,032.63 and 1,202.85 is: 1,659.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197.59 : 3,032.63 = 1,202.85 : x
  2. Step 2: Convert to fraction form
    2,197.59/3,032.63 = 1,202.85/x
  3. Step 3: Cross multiply
    2,197.59x = 3,032.63 × 1,202.85
  4. Step 4: Simplify right side
    2,197.59x = 3,647,799.00
  5. Step 5: Solve for x
    x = 3,647,799.00/2,197.59
  6. Step 6: Final answer
    x = 1,659.91

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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.