Home / 6,782.75-10,175.58-2,102.66

Finding the Fourth Proportional to 6,782.75, 10,175.58 and 2,102.66

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Solution

The fourth proportional to 6,782.75, 10,175.58 and 2,102.66 is: 3,154.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,782.75 : 10,175.58 = 2,102.66 : x
  2. Step 2: Convert to fraction form
    6,782.75/10,175.58 = 2,102.66/x
  3. Step 3: Cross multiply
    6,782.75x = 10,175.58 × 2,102.66
  4. Step 4: Simplify right side
    6,782.75x = 21,395,778.24
  5. Step 5: Solve for x
    x = 21,395,778.24/6,782.75
  6. Step 6: Final answer
    x = 3,154.44

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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.