Home / 5,879.47-8,113.86-3,227.02

Finding the Fourth Proportional to 5,879.47, 8,113.86 and 3,227.02

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Solution

The fourth proportional to 5,879.47, 8,113.86 and 3,227.02 is: 4,453.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,879.47 : 8,113.86 = 3,227.02 : x
  2. Step 2: Convert to fraction form
    5,879.47/8,113.86 = 3,227.02/x
  3. Step 3: Cross multiply
    5,879.47x = 8,113.86 × 3,227.02
  4. Step 4: Simplify right side
    5,879.47x = 26,183,588.50
  5. Step 5: Solve for x
    x = 26,183,588.50/5,879.47
  6. Step 6: Final answer
    x = 4,453.40

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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.