Home / 3,200.79-4,416.17-2,083.37

Finding the Fourth Proportional to 3,200.79, 4,416.17 and 2,083.37

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Solution

The fourth proportional to 3,200.79, 4,416.17 and 2,083.37 is: 2,874.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200.79 : 4,416.17 = 2,083.37 : x
  2. Step 2: Convert to fraction form
    3,200.79/4,416.17 = 2,083.37/x
  3. Step 3: Cross multiply
    3,200.79x = 4,416.17 × 2,083.37
  4. Step 4: Simplify right side
    3,200.79x = 9,200,505.68
  5. Step 5: Solve for x
    x = 9,200,505.68/3,200.79
  6. Step 6: Final answer
    x = 2,874.45

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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.