Home / 2,997.84-4,137.52-2,214.14

Finding the Fourth Proportional to 2,997.84, 4,137.52 and 2,214.14

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Solution

The fourth proportional to 2,997.84, 4,137.52 and 2,214.14 is: 3,055.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997.84 : 4,137.52 = 2,214.14 : x
  2. Step 2: Convert to fraction form
    2,997.84/4,137.52 = 2,214.14/x
  3. Step 3: Cross multiply
    2,997.84x = 4,137.52 × 2,214.14
  4. Step 4: Simplify right side
    2,997.84x = 9,161,048.53
  5. Step 5: Solve for x
    x = 9,161,048.53/2,997.84
  6. Step 6: Final answer
    x = 3,055.88

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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.