Home / 2,197.07-3,032.16-1,202.49

Finding the Fourth Proportional to 2,197.07, 3,032.16 and 1,202.49

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Solution

The fourth proportional to 2,197.07, 3,032.16 and 1,202.49 is: 1,659.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197.07 : 3,032.16 = 1,202.49 : x
  2. Step 2: Convert to fraction form
    2,197.07/3,032.16 = 1,202.49/x
  3. Step 3: Cross multiply
    2,197.07x = 3,032.16 × 1,202.49
  4. Step 4: Simplify right side
    2,197.07x = 3,646,142.08
  5. Step 5: Solve for x
    x = 3,646,142.08/2,197.07
  6. Step 6: Final answer
    x = 1,659.55

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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.