Home / 3,203.72-4,415.22-2,612.36

Finding the Fourth Proportional to 3,203.72, 4,415.22 and 2,612.36

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Solution

The fourth proportional to 3,203.72, 4,415.22 and 2,612.36 is: 3,600.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,203.72 : 4,415.22 = 2,612.36 : x
  2. Step 2: Convert to fraction form
    3,203.72/4,415.22 = 2,612.36/x
  3. Step 3: Cross multiply
    3,203.72x = 4,415.22 × 2,612.36
  4. Step 4: Simplify right side
    3,203.72x = 11,534,144.12
  5. Step 5: Solve for x
    x = 11,534,144.12/3,203.72
  6. Step 6: Final answer
    x = 3,600.23

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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.