Home / 1,192.11-1,789.98-1,170.24

Finding the Fourth Proportional to 1,192.11, 1,789.98 and 1,170.24

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Solution

The fourth proportional to 1,192.11, 1,789.98 and 1,170.24 is: 1,757.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192.11 : 1,789.98 = 1,170.24 : x
  2. Step 2: Convert to fraction form
    1,192.11/1,789.98 = 1,170.24/x
  3. Step 3: Cross multiply
    1,192.11x = 1,789.98 × 1,170.24
  4. Step 4: Simplify right side
    1,192.11x = 2,094,706.20
  5. Step 5: Solve for x
    x = 2,094,706.20/1,192.11
  6. Step 6: Final answer
    x = 1,757.14

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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.