Home / 3,299.35-4,552.68-2,628.86

Finding the Fourth Proportional to 3,299.35, 4,552.68 and 2,628.86

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Solution

The fourth proportional to 3,299.35, 4,552.68 and 2,628.86 is: 3,627.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299.35 : 4,552.68 = 2,628.86 : x
  2. Step 2: Convert to fraction form
    3,299.35/4,552.68 = 2,628.86/x
  3. Step 3: Cross multiply
    3,299.35x = 4,552.68 × 2,628.86
  4. Step 4: Simplify right side
    3,299.35x = 11,968,345.44
  5. Step 5: Solve for x
    x = 11,968,345.44/3,299.35
  6. Step 6: Final answer
    x = 3,627.49

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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.