Home / 8,425.40-11,626.62-5,067.57

Finding the Fourth Proportional to 8,425.40, 11,626.62 and 5,067.57

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Solution

The fourth proportional to 8,425.40, 11,626.62 and 5,067.57 is: 6,992.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,425.40 : 11,626.62 = 5,067.57 : x
  2. Step 2: Convert to fraction form
    8,425.40/11,626.62 = 5,067.57/x
  3. Step 3: Cross multiply
    8,425.40x = 11,626.62 × 5,067.57
  4. Step 4: Simplify right side
    8,425.40x = 58,918,681.65
  5. Step 5: Solve for x
    x = 58,918,681.65/8,425.40
  6. Step 6: Final answer
    x = 6,992.98

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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.