Home / 3,722.14-5,136.57-2,043.55

Finding the Fourth Proportional to 3,722.14, 5,136.57 and 2,043.55

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Solution

The fourth proportional to 3,722.14, 5,136.57 and 2,043.55 is: 2,820.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722.14 : 5,136.57 = 2,043.55 : x
  2. Step 2: Convert to fraction form
    3,722.14/5,136.57 = 2,043.55/x
  3. Step 3: Cross multiply
    3,722.14x = 5,136.57 × 2,043.55
  4. Step 4: Simplify right side
    3,722.14x = 10,496,837.62
  5. Step 5: Solve for x
    x = 10,496,837.62/3,722.14
  6. Step 6: Final answer
    x = 2,820.11

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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.