Home / 2,197.29-3,032.22-1,202.55

Finding the Fourth Proportional to 2,197.29, 3,032.22 and 1,202.55

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Solution

The fourth proportional to 2,197.29, 3,032.22 and 1,202.55 is: 1,659.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197.29 : 3,032.22 = 1,202.55 : x
  2. Step 2: Convert to fraction form
    2,197.29/3,032.22 = 1,202.55/x
  3. Step 3: Cross multiply
    2,197.29x = 3,032.22 × 1,202.55
  4. Step 4: Simplify right side
    2,197.29x = 3,646,374.99
  5. Step 5: Solve for x
    x = 3,646,374.99/2,197.29
  6. Step 6: Final answer
    x = 1,659.49

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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.