Home / 5,153.82-7,115.97-3,167.04

Finding the Fourth Proportional to 5,153.82, 7,115.97 and 3,167.04

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Solution

The fourth proportional to 5,153.82, 7,115.97 and 3,167.04 is: 4,372.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,153.82 : 7,115.97 = 3,167.04 : x
  2. Step 2: Convert to fraction form
    5,153.82/7,115.97 = 3,167.04/x
  3. Step 3: Cross multiply
    5,153.82x = 7,115.97 × 3,167.04
  4. Step 4: Simplify right side
    5,153.82x = 22,536,561.63
  5. Step 5: Solve for x
    x = 22,536,561.63/5,153.82
  6. Step 6: Final answer
    x = 4,372.79

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1.5x scale

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.