Home / 3,530.31-4,872.78-2,203.22

Finding the Fourth Proportional to 3,530.31, 4,872.78 and 2,203.22

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Solution

The fourth proportional to 3,530.31, 4,872.78 and 2,203.22 is: 3,041.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.31 : 4,872.78 = 2,203.22 : x
  2. Step 2: Convert to fraction form
    3,530.31/4,872.78 = 2,203.22/x
  3. Step 3: Cross multiply
    3,530.31x = 4,872.78 × 2,203.22
  4. Step 4: Simplify right side
    3,530.31x = 10,735,781.99
  5. Step 5: Solve for x
    x = 10,735,781.99/3,530.31
  6. Step 6: Final answer
    x = 3,041.03

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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.