Home / 3,309.22-4,963.76-1,334.30

Finding the Fourth Proportional to 3,309.22, 4,963.76 and 1,334.30

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Solution

The fourth proportional to 3,309.22, 4,963.76 and 1,334.30 is: 2,001.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.22 : 4,963.76 = 1,334.30 : x
  2. Step 2: Convert to fraction form
    3,309.22/4,963.76 = 1,334.30/x
  3. Step 3: Cross multiply
    3,309.22x = 4,963.76 × 1,334.30
  4. Step 4: Simplify right side
    3,309.22x = 6,623,138.30
  5. Step 5: Solve for x
    x = 6,623,138.30/3,309.22
  6. Step 6: Final answer
    x = 2,001.42

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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.