Home / 1,195.18-1,790.84-1,150.22

Finding the Fourth Proportional to 1,195.18, 1,790.84 and 1,150.22

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Solution

The fourth proportional to 1,195.18, 1,790.84 and 1,150.22 is: 1,723.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195.18 : 1,790.84 = 1,150.22 : x
  2. Step 2: Convert to fraction form
    1,195.18/1,790.84 = 1,150.22/x
  3. Step 3: Cross multiply
    1,195.18x = 1,790.84 × 1,150.22
  4. Step 4: Simplify right side
    1,195.18x = 2,059,867.34
  5. Step 5: Solve for x
    x = 2,059,867.34/1,195.18
  6. Step 6: Final answer
    x = 1,723.48

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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.