Home / 1,067.24-1,595.55-807.23

Finding the Fourth Proportional to 1,067.24, 1,595.55 and 807.23

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Solution

The fourth proportional to 1,067.24, 1,595.55 and 807.23 is: 1,206.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067.24 : 1,595.55 = 807.23 : x
  2. Step 2: Convert to fraction form
    1,067.24/1,595.55 = 807.23/x
  3. Step 3: Cross multiply
    1,067.24x = 1,595.55 × 807.23
  4. Step 4: Simplify right side
    1,067.24x = 1,287,975.83
  5. Step 5: Solve for x
    x = 1,287,975.83/1,067.24
  6. Step 6: Final answer
    x = 1,206.83

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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.