Home / 2,192.29-3,025.20-1,197.55

Finding the Fourth Proportional to 2,192.29, 3,025.20 and 1,197.55

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Solution

The fourth proportional to 2,192.29, 3,025.20 and 1,197.55 is: 1,652.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192.29 : 3,025.20 = 1,197.55 : x
  2. Step 2: Convert to fraction form
    2,192.29/3,025.20 = 1,197.55/x
  3. Step 3: Cross multiply
    2,192.29x = 3,025.20 × 1,197.55
  4. Step 4: Simplify right side
    2,192.29x = 3,622,820.70
  5. Step 5: Solve for x
    x = 3,622,820.70/2,192.29
  6. Step 6: Final answer
    x = 1,652.53

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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.