Home / 2,949.44-4,424.32-1,409.92

Finding the Fourth Proportional to 2,949.44, 4,424.32 and 1,409.92

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Solution

The fourth proportional to 2,949.44, 4,424.32 and 1,409.92 is: 2,114.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.44 : 4,424.32 = 1,409.92 : x
  2. Step 2: Convert to fraction form
    2,949.44/4,424.32 = 1,409.92/x
  3. Step 3: Cross multiply
    2,949.44x = 4,424.32 × 1,409.92
  4. Step 4: Simplify right side
    2,949.44x = 6,237,937.25
  5. Step 5: Solve for x
    x = 6,237,937.25/2,949.44
  6. Step 6: Final answer
    x = 2,114.96

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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.