Home / 4,418.16-6,102.41-3,221.25

Finding the Fourth Proportional to 4,418.16, 6,102.41 and 3,221.25

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Solution

The fourth proportional to 4,418.16, 6,102.41 and 3,221.25 is: 4,449.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,418.16 : 6,102.41 = 3,221.25 : x
  2. Step 2: Convert to fraction form
    4,418.16/6,102.41 = 3,221.25/x
  3. Step 3: Cross multiply
    4,418.16x = 6,102.41 × 3,221.25
  4. Step 4: Simplify right side
    4,418.16x = 19,657,388.21
  5. Step 5: Solve for x
    x = 19,657,388.21/4,418.16
  6. Step 6: Final answer
    x = 4,449.23

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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.