Home / 3,404.45-4,697.24-2,078.07

Finding the Fourth Proportional to 3,404.45, 4,697.24 and 2,078.07

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Solution

The fourth proportional to 3,404.45, 4,697.24 and 2,078.07 is: 2,867.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,404.45 : 4,697.24 = 2,078.07 : x
  2. Step 2: Convert to fraction form
    3,404.45/4,697.24 = 2,078.07/x
  3. Step 3: Cross multiply
    3,404.45x = 4,697.24 × 2,078.07
  4. Step 4: Simplify right side
    3,404.45x = 9,761,183.14
  5. Step 5: Solve for x
    x = 9,761,183.14/3,404.45
  6. Step 6: Final answer
    x = 2,867.19

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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.