Home / 4,136.50-5,708.38-2,273.50

Finding the Fourth Proportional to 4,136.50, 5,708.38 and 2,273.50

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Solution

The fourth proportional to 4,136.50, 5,708.38 and 2,273.50 is: 3,137.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,136.50 : 5,708.38 = 2,273.50 : x
  2. Step 2: Convert to fraction form
    4,136.50/5,708.38 = 2,273.50/x
  3. Step 3: Cross multiply
    4,136.50x = 5,708.38 × 2,273.50
  4. Step 4: Simplify right side
    4,136.50x = 12,978,001.93
  5. Step 5: Solve for x
    x = 12,978,001.93/4,136.50
  6. Step 6: Final answer
    x = 3,137.44

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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.