Home / 3,515.27-5,267.43-2,214

Finding the Fourth Proportional to 3,515.27, 5,267.43 and 2,214

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Solution

The fourth proportional to 3,515.27, 5,267.43 and 2,214 is: 3,317.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.27 : 5,267.43 = 2,214 : x
  2. Step 2: Convert to fraction form
    3,515.27/5,267.43 = 2,214/x
  3. Step 3: Cross multiply
    3,515.27x = 5,267.43 × 2,214
  4. Step 4: Simplify right side
    3,515.27x = 11,662,090.02
  5. Step 5: Solve for x
    x = 11,662,090.02/3,515.27
  6. Step 6: Final answer
    x = 3,317.56

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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.