Home / 3,906.87-5,858.91-1,132.97

Finding the Fourth Proportional to 3,906.87, 5,858.91 and 1,132.97

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Solution

The fourth proportional to 3,906.87, 5,858.91 and 1,132.97 is: 1,699.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,906.87 : 5,858.91 = 1,132.97 : x
  2. Step 2: Convert to fraction form
    3,906.87/5,858.91 = 1,132.97/x
  3. Step 3: Cross multiply
    3,906.87x = 5,858.91 × 1,132.97
  4. Step 4: Simplify right side
    3,906.87x = 6,637,939.97
  5. Step 5: Solve for x
    x = 6,637,939.97/3,906.87
  6. Step 6: Final answer
    x = 1,699.04

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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.