Home / 3,022.87-4,532.31-1,459.78

Finding the Fourth Proportional to 3,022.87, 4,532.31 and 1,459.78

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Solution

The fourth proportional to 3,022.87, 4,532.31 and 1,459.78 is: 2,188.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,022.87 : 4,532.31 = 1,459.78 : x
  2. Step 2: Convert to fraction form
    3,022.87/4,532.31 = 1,459.78/x
  3. Step 3: Cross multiply
    3,022.87x = 4,532.31 × 1,459.78
  4. Step 4: Simplify right side
    3,022.87x = 6,616,175.49
  5. Step 5: Solve for x
    x = 6,616,175.49/3,022.87
  6. Step 6: Final answer
    x = 2,188.71

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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.