Home / 8,675.33-11,965.77-5,987.57

Finding the Fourth Proportional to 8,675.33, 11,965.77 and 5,987.57

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Solution

The fourth proportional to 8,675.33, 11,965.77 and 5,987.57 is: 8,258.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,675.33 : 11,965.77 = 5,987.57 : x
  2. Step 2: Convert to fraction form
    8,675.33/11,965.77 = 5,987.57/x
  3. Step 3: Cross multiply
    8,675.33x = 11,965.77 × 5,987.57
  4. Step 4: Simplify right side
    8,675.33x = 71,645,825.65
  5. Step 5: Solve for x
    x = 71,645,825.65/8,675.33
  6. Step 6: Final answer
    x = 8,258.58

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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.