Home / 2,072.18-3,108.27-1,195.56

Finding the Fourth Proportional to 2,072.18, 3,108.27 and 1,195.56

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Solution

The fourth proportional to 2,072.18, 3,108.27 and 1,195.56 is: 1,793.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072.18 : 3,108.27 = 1,195.56 : x
  2. Step 2: Convert to fraction form
    2,072.18/3,108.27 = 1,195.56/x
  3. Step 3: Cross multiply
    2,072.18x = 3,108.27 × 1,195.56
  4. Step 4: Simplify right side
    2,072.18x = 3,716,127.76
  5. Step 5: Solve for x
    x = 3,716,127.76/2,072.18
  6. Step 6: Final answer
    x = 1,793.34

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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.