Home / 3,203.82-4,417.34-2,319.30

Finding the Fourth Proportional to 3,203.82, 4,417.34 and 2,319.30

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Solution

The fourth proportional to 3,203.82, 4,417.34 and 2,319.30 is: 3,197.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,203.82 : 4,417.34 = 2,319.30 : x
  2. Step 2: Convert to fraction form
    3,203.82/4,417.34 = 2,319.30/x
  3. Step 3: Cross multiply
    3,203.82x = 4,417.34 × 2,319.30
  4. Step 4: Simplify right side
    3,203.82x = 10,245,125.07
  5. Step 5: Solve for x
    x = 10,245,125.07/3,203.82
  6. Step 6: Final answer
    x = 3,197.78

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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.