Home / 3,746.24-5,161.44-3,396.80

Finding the Fourth Proportional to 3,746.24, 5,161.44 and 3,396.80

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Solution

The fourth proportional to 3,746.24, 5,161.44 and 3,396.80 is: 4,679.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,746.24 : 5,161.44 = 3,396.80 : x
  2. Step 2: Convert to fraction form
    3,746.24/5,161.44 = 3,396.80/x
  3. Step 3: Cross multiply
    3,746.24x = 5,161.44 × 3,396.80
  4. Step 4: Simplify right side
    3,746.24x = 17,532,379.39
  5. Step 5: Solve for x
    x = 17,532,379.39/3,746.24
  6. Step 6: Final answer
    x = 4,679.99

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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.