Home / 3,416.05-5,120.92-1,337.41

Finding the Fourth Proportional to 3,416.05, 5,120.92 and 1,337.41

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Solution

The fourth proportional to 3,416.05, 5,120.92 and 1,337.41 is: 2,004.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416.05 : 5,120.92 = 1,337.41 : x
  2. Step 2: Convert to fraction form
    3,416.05/5,120.92 = 1,337.41/x
  3. Step 3: Cross multiply
    3,416.05x = 5,120.92 × 1,337.41
  4. Step 4: Simplify right side
    3,416.05x = 6,848,777.69
  5. Step 5: Solve for x
    x = 6,848,777.69/3,416.05
  6. Step 6: Final answer
    x = 2,004.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.