Home / 2,949.62-4,420.58-1,487.97

Finding the Fourth Proportional to 2,949.62, 4,420.58 and 1,487.97

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Solution

The fourth proportional to 2,949.62, 4,420.58 and 1,487.97 is: 2,230.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.62 : 4,420.58 = 1,487.97 : x
  2. Step 2: Convert to fraction form
    2,949.62/4,420.58 = 1,487.97/x
  3. Step 3: Cross multiply
    2,949.62x = 4,420.58 × 1,487.97
  4. Step 4: Simplify right side
    2,949.62x = 6,577,682.98
  5. Step 5: Solve for x
    x = 6,577,682.98/2,949.62
  6. Step 6: Final answer
    x = 2,230.01

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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.