Home / 3,319.62-4,581.68-2,759.37

Finding the Fourth Proportional to 3,319.62, 4,581.68 and 2,759.37

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Solution

The fourth proportional to 3,319.62, 4,581.68 and 2,759.37 is: 3,808.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319.62 : 4,581.68 = 2,759.37 : x
  2. Step 2: Convert to fraction form
    3,319.62/4,581.68 = 2,759.37/x
  3. Step 3: Cross multiply
    3,319.62x = 4,581.68 × 2,759.37
  4. Step 4: Simplify right side
    3,319.62x = 12,642,550.34
  5. Step 5: Solve for x
    x = 12,642,550.34/3,319.62
  6. Step 6: Final answer
    x = 3,808.43

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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.