Home / 3,841.74-5,754.09-3,136.23

Finding the Fourth Proportional to 3,841.74, 5,754.09 and 3,136.23

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Solution

The fourth proportional to 3,841.74, 5,754.09 and 3,136.23 is: 4,697.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,841.74 : 5,754.09 = 3,136.23 : x
  2. Step 2: Convert to fraction form
    3,841.74/5,754.09 = 3,136.23/x
  3. Step 3: Cross multiply
    3,841.74x = 5,754.09 × 3,136.23
  4. Step 4: Simplify right side
    3,841.74x = 18,046,149.68
  5. Step 5: Solve for x
    x = 18,046,149.68/3,841.74
  6. Step 6: Final answer
    x = 4,697.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.