Home / 5,170.22-7,136.51-2,933.58

Finding the Fourth Proportional to 5,170.22, 7,136.51 and 2,933.58

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Solution

The fourth proportional to 5,170.22, 7,136.51 and 2,933.58 is: 4,049.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,170.22 : 7,136.51 = 2,933.58 : x
  2. Step 2: Convert to fraction form
    5,170.22/7,136.51 = 2,933.58/x
  3. Step 3: Cross multiply
    5,170.22x = 7,136.51 × 2,933.58
  4. Step 4: Simplify right side
    5,170.22x = 20,935,523.01
  5. Step 5: Solve for x
    x = 20,935,523.01/5,170.22
  6. Step 6: Final answer
    x = 4,049.25

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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.