Home / 2,266.84-3,400.62-1,112.68

Finding the Fourth Proportional to 2,266.84, 3,400.62 and 1,112.68

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Solution

The fourth proportional to 2,266.84, 3,400.62 and 1,112.68 is: 1,669.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,266.84 : 3,400.62 = 1,112.68 : x
  2. Step 2: Convert to fraction form
    2,266.84/3,400.62 = 1,112.68/x
  3. Step 3: Cross multiply
    2,266.84x = 3,400.62 × 1,112.68
  4. Step 4: Simplify right side
    2,266.84x = 3,783,801.86
  5. Step 5: Solve for x
    x = 3,783,801.86/2,266.84
  6. Step 6: Final answer
    x = 1,669.20

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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.