Home / 8,176.96-12,264.27-2,629.60

Finding the Fourth Proportional to 8,176.96, 12,264.27 and 2,629.60

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Solution

The fourth proportional to 8,176.96, 12,264.27 and 2,629.60 is: 3,944.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176.96 : 12,264.27 = 2,629.60 : x
  2. Step 2: Convert to fraction form
    8,176.96/12,264.27 = 2,629.60/x
  3. Step 3: Cross multiply
    8,176.96x = 12,264.27 × 2,629.60
  4. Step 4: Simplify right side
    8,176.96x = 32,250,124.39
  5. Step 5: Solve for x
    x = 32,250,124.39/8,176.96
  6. Step 6: Final answer
    x = 3,944.02

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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.