Home / 3,722.01-5,136.42-2,043.17

Finding the Fourth Proportional to 3,722.01, 5,136.42 and 2,043.17

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Solution

The fourth proportional to 3,722.01, 5,136.42 and 2,043.17 is: 2,819.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722.01 : 5,136.42 = 2,043.17 : x
  2. Step 2: Convert to fraction form
    3,722.01/5,136.42 = 2,043.17/x
  3. Step 3: Cross multiply
    3,722.01x = 5,136.42 × 2,043.17
  4. Step 4: Simplify right side
    3,722.01x = 10,494,543.35
  5. Step 5: Solve for x
    x = 10,494,543.35/3,722.01
  6. Step 6: Final answer
    x = 2,819.59

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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.