Home / 3,202.48-4,420.56-1,943.56

Finding the Fourth Proportional to 3,202.48, 4,420.56 and 1,943.56

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Solution

The fourth proportional to 3,202.48, 4,420.56 and 1,943.56 is: 2,682.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,202.48 : 4,420.56 = 1,943.56 : x
  2. Step 2: Convert to fraction form
    3,202.48/4,420.56 = 1,943.56/x
  3. Step 3: Cross multiply
    3,202.48x = 4,420.56 × 1,943.56
  4. Step 4: Simplify right side
    3,202.48x = 8,591,623.59
  5. Step 5: Solve for x
    x = 8,591,623.59/3,202.48
  6. Step 6: Final answer
    x = 2,682.80

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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.