Home / 5,854.26-8,078.76-3,201.60

Finding the Fourth Proportional to 5,854.26, 8,078.76 and 3,201.60

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Solution

The fourth proportional to 5,854.26, 8,078.76 and 3,201.60 is: 4,418.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,854.26 : 8,078.76 = 3,201.60 : x
  2. Step 2: Convert to fraction form
    5,854.26/8,078.76 = 3,201.60/x
  3. Step 3: Cross multiply
    5,854.26x = 8,078.76 × 3,201.60
  4. Step 4: Simplify right side
    5,854.26x = 25,864,958.02
  5. Step 5: Solve for x
    x = 25,864,958.02/5,854.26
  6. Step 6: Final answer
    x = 4,418.14

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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.