Home / 3,602.22-5,391.12-2,216.44

Finding the Fourth Proportional to 3,602.22, 5,391.12 and 2,216.44

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Solution

The fourth proportional to 3,602.22, 5,391.12 and 2,216.44 is: 3,317.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,602.22 : 5,391.12 = 2,216.44 : x
  2. Step 2: Convert to fraction form
    3,602.22/5,391.12 = 2,216.44/x
  3. Step 3: Cross multiply
    3,602.22x = 5,391.12 × 2,216.44
  4. Step 4: Simplify right side
    3,602.22x = 11,949,094.01
  5. Step 5: Solve for x
    x = 11,949,094.01/3,602.22
  6. Step 6: Final answer
    x = 3,317.15

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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.