Home / 8,386.06-12,579.09-2,843.31

Finding the Fourth Proportional to 8,386.06, 12,579.09 and 2,843.31

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Solution

The fourth proportional to 8,386.06, 12,579.09 and 2,843.31 is: 4,264.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,386.06 : 12,579.09 = 2,843.31 : x
  2. Step 2: Convert to fraction form
    8,386.06/12,579.09 = 2,843.31/x
  3. Step 3: Cross multiply
    8,386.06x = 12,579.09 × 2,843.31
  4. Step 4: Simplify right side
    8,386.06x = 35,766,175.28
  5. Step 5: Solve for x
    x = 35,766,175.28/8,386.06
  6. Step 6: Final answer
    x = 4,264.96

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Similar ratio
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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.