Home / 1,195.83-1,651.23-1,134.68

Finding the Fourth Proportional to 1,195.83, 1,651.23 and 1,134.68

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Solution

The fourth proportional to 1,195.83, 1,651.23 and 1,134.68 is: 1,566.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195.83 : 1,651.23 = 1,134.68 : x
  2. Step 2: Convert to fraction form
    1,195.83/1,651.23 = 1,134.68/x
  3. Step 3: Cross multiply
    1,195.83x = 1,651.23 × 1,134.68
  4. Step 4: Simplify right side
    1,195.83x = 1,873,609.40
  5. Step 5: Solve for x
    x = 1,873,609.40/1,195.83
  6. Step 6: Final answer
    x = 1,566.79

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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.