Home / 2,195.66-3,294.10-1,222.44

Finding the Fourth Proportional to 2,195.66, 3,294.10 and 1,222.44

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Solution

The fourth proportional to 2,195.66, 3,294.10 and 1,222.44 is: 1,834.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195.66 : 3,294.10 = 1,222.44 : x
  2. Step 2: Convert to fraction form
    2,195.66/3,294.10 = 1,222.44/x
  3. Step 3: Cross multiply
    2,195.66x = 3,294.10 × 1,222.44
  4. Step 4: Simplify right side
    2,195.66x = 4,026,839.60
  5. Step 5: Solve for x
    x = 4,026,839.60/2,195.66
  6. Step 6: Final answer
    x = 1,834.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.