Home / 2,056.97-2,838.66-1,217.37

Finding the Fourth Proportional to 2,056.97, 2,838.66 and 1,217.37

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Solution

The fourth proportional to 2,056.97, 2,838.66 and 1,217.37 is: 1,679.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056.97 : 2,838.66 = 1,217.37 : x
  2. Step 2: Convert to fraction form
    2,056.97/2,838.66 = 1,217.37/x
  3. Step 3: Cross multiply
    2,056.97x = 2,838.66 × 1,217.37
  4. Step 4: Simplify right side
    2,056.97x = 3,455,692.43
  5. Step 5: Solve for x
    x = 3,455,692.43/2,056.97
  6. Step 6: Final answer
    x = 1,679.99

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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.