Home / 3,416.24-5,121.77-1,337.73

Finding the Fourth Proportional to 3,416.24, 5,121.77 and 1,337.73

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Solution

The fourth proportional to 3,416.24, 5,121.77 and 1,337.73 is: 2,005.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416.24 : 5,121.77 = 1,337.73 : x
  2. Step 2: Convert to fraction form
    3,416.24/5,121.77 = 1,337.73/x
  3. Step 3: Cross multiply
    3,416.24x = 5,121.77 × 1,337.73
  4. Step 4: Simplify right side
    3,416.24x = 6,851,538.69
  5. Step 5: Solve for x
    x = 6,851,538.69/3,416.24
  6. Step 6: Final answer
    x = 2,005.58

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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.