Home / 3,847.26-5,309.16-2,254.26

Finding the Fourth Proportional to 3,847.26, 5,309.16 and 2,254.26

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Solution

The fourth proportional to 3,847.26, 5,309.16 and 2,254.26 is: 3,110.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847.26 : 5,309.16 = 2,254.26 : x
  2. Step 2: Convert to fraction form
    3,847.26/5,309.16 = 2,254.26/x
  3. Step 3: Cross multiply
    3,847.26x = 5,309.16 × 2,254.26
  4. Step 4: Simplify right side
    3,847.26x = 11,968,227.02
  5. Step 5: Solve for x
    x = 11,968,227.02/3,847.26
  6. Step 6: Final answer
    x = 3,110.84

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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.