Home / 3,843.48-5,756.69-3,137.97

Finding the Fourth Proportional to 3,843.48, 5,756.69 and 3,137.97

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Solution

The fourth proportional to 3,843.48, 5,756.69 and 3,137.97 is: 4,699.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,843.48 : 5,756.69 = 3,137.97 : x
  2. Step 2: Convert to fraction form
    3,843.48/5,756.69 = 3,137.97/x
  3. Step 3: Cross multiply
    3,843.48x = 5,756.69 × 3,137.97
  4. Step 4: Simplify right side
    3,843.48x = 18,064,276.05
  5. Step 5: Solve for x
    x = 18,064,276.05/3,843.48
  6. Step 6: Final answer
    x = 4,699.99

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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.