Home / 2,267.25-3,127.22-2,191.05

Finding the Fourth Proportional to 2,267.25, 3,127.22 and 2,191.05

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Solution

The fourth proportional to 2,267.25, 3,127.22 and 2,191.05 is: 3,022.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,267.25 : 3,127.22 = 2,191.05 : x
  2. Step 2: Convert to fraction form
    2,267.25/3,127.22 = 2,191.05/x
  3. Step 3: Cross multiply
    2,267.25x = 3,127.22 × 2,191.05
  4. Step 4: Simplify right side
    2,267.25x = 6,851,884.43
  5. Step 5: Solve for x
    x = 6,851,884.43/2,267.25
  6. Step 6: Final answer
    x = 3,022.11

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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.