Home / 3,723-5,136.48-2,150.52

Finding the Fourth Proportional to 3,723, 5,136.48 and 2,150.52

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Solution

The fourth proportional to 3,723, 5,136.48 and 2,150.52 is: 2,966.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723 : 5,136.48 = 2,150.52 : x
  2. Step 2: Convert to fraction form
    3,723/5,136.48 = 2,150.52/x
  3. Step 3: Cross multiply
    3,723x = 5,136.48 × 2,150.52
  4. Step 4: Simplify right side
    3,723x = 11,046,102.97
  5. Step 5: Solve for x
    x = 11,046,102.97/3,723
  6. Step 6: Final answer
    x = 2,966.99

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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.