Home / 5,631.28-8,441.24-2,708

Finding the Fourth Proportional to 5,631.28, 8,441.24 and 2,708

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Solution

The fourth proportional to 5,631.28, 8,441.24 and 2,708 is: 4,059.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,631.28 : 8,441.24 = 2,708 : x
  2. Step 2: Convert to fraction form
    5,631.28/8,441.24 = 2,708/x
  3. Step 3: Cross multiply
    5,631.28x = 8,441.24 × 2,708
  4. Step 4: Simplify right side
    5,631.28x = 22,858,877.92
  5. Step 5: Solve for x
    x = 22,858,877.92/5,631.28
  6. Step 6: Final answer
    x = 4,059.27

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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.