Home / 2,191.97-3,024.90-1,197.27

Finding the Fourth Proportional to 2,191.97, 3,024.90 and 1,197.27

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Solution

The fourth proportional to 2,191.97, 3,024.90 and 1,197.27 is: 1,652.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191.97 : 3,024.90 = 1,197.27 : x
  2. Step 2: Convert to fraction form
    2,191.97/3,024.90 = 1,197.27/x
  3. Step 3: Cross multiply
    2,191.97x = 3,024.90 × 1,197.27
  4. Step 4: Simplify right side
    2,191.97x = 3,621,622.02
  5. Step 5: Solve for x
    x = 3,621,622.02/2,191.97
  6. Step 6: Final answer
    x = 1,652.22

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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.