Home / 3,310.74-4,568.76-2,133.90

Finding the Fourth Proportional to 3,310.74, 4,568.76 and 2,133.90

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Solution

The fourth proportional to 3,310.74, 4,568.76 and 2,133.90 is: 2,944.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.74 : 4,568.76 = 2,133.90 : x
  2. Step 2: Convert to fraction form
    3,310.74/4,568.76 = 2,133.90/x
  3. Step 3: Cross multiply
    3,310.74x = 4,568.76 × 2,133.90
  4. Step 4: Simplify right side
    3,310.74x = 9,749,276.96
  5. Step 5: Solve for x
    x = 9,749,276.96/3,310.74
  6. Step 6: Final answer
    x = 2,944.74

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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.