Home / 3,764.50-5,195.19-2,272.39

Finding the Fourth Proportional to 3,764.50, 5,195.19 and 2,272.39

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Solution

The fourth proportional to 3,764.50, 5,195.19 and 2,272.39 is: 3,136.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,764.50 : 5,195.19 = 2,272.39 : x
  2. Step 2: Convert to fraction form
    3,764.50/5,195.19 = 2,272.39/x
  3. Step 3: Cross multiply
    3,764.50x = 5,195.19 × 2,272.39
  4. Step 4: Simplify right side
    3,764.50x = 11,805,493.34
  5. Step 5: Solve for x
    x = 11,805,493.34/3,764.50
  6. Step 6: Final answer
    x = 3,136.01

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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.