Home / 3,319.92-4,578.44-2,259.27

Finding the Fourth Proportional to 3,319.92, 4,578.44 and 2,259.27

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Solution

The fourth proportional to 3,319.92, 4,578.44 and 2,259.27 is: 3,115.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319.92 : 4,578.44 = 2,259.27 : x
  2. Step 2: Convert to fraction form
    3,319.92/4,578.44 = 2,259.27/x
  3. Step 3: Cross multiply
    3,319.92x = 4,578.44 × 2,259.27
  4. Step 4: Simplify right side
    3,319.92x = 10,343,920.84
  5. Step 5: Solve for x
    x = 10,343,920.84/3,319.92
  6. Step 6: Final answer
    x = 3,115.71

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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.