Home / 5,579.25-8,364.82-3,387.59

Finding the Fourth Proportional to 5,579.25, 8,364.82 and 3,387.59

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Solution

The fourth proportional to 5,579.25, 8,364.82 and 3,387.59 is: 5,078.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,579.25 : 8,364.82 = 3,387.59 : x
  2. Step 2: Convert to fraction form
    5,579.25/8,364.82 = 3,387.59/x
  3. Step 3: Cross multiply
    5,579.25x = 8,364.82 × 3,387.59
  4. Step 4: Simplify right side
    5,579.25x = 28,336,580.58
  5. Step 5: Solve for x
    x = 28,336,580.58/5,579.25
  6. Step 6: Final answer
    x = 5,078.92

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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.