Home / 2,997.14-4,487.78-2,114.84

Finding the Fourth Proportional to 2,997.14, 4,487.78 and 2,114.84

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Solution

The fourth proportional to 2,997.14, 4,487.78 and 2,114.84 is: 3,166.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997.14 : 4,487.78 = 2,114.84 : x
  2. Step 2: Convert to fraction form
    2,997.14/4,487.78 = 2,114.84/x
  3. Step 3: Cross multiply
    2,997.14x = 4,487.78 × 2,114.84
  4. Step 4: Simplify right side
    2,997.14x = 9,490,903.64
  5. Step 5: Solve for x
    x = 9,490,903.64/2,997.14
  6. Step 6: Final answer
    x = 3,166.66

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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.