Home / 6,910.80-10,366.20-1,716.68

Finding the Fourth Proportional to 6,910.80, 10,366.20 and 1,716.68

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Solution

The fourth proportional to 6,910.80, 10,366.20 and 1,716.68 is: 2,575.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,910.80 : 10,366.20 = 1,716.68 : x
  2. Step 2: Convert to fraction form
    6,910.80/10,366.20 = 1,716.68/x
  3. Step 3: Cross multiply
    6,910.80x = 10,366.20 × 1,716.68
  4. Step 4: Simplify right side
    6,910.80x = 17,795,396.39
  5. Step 5: Solve for x
    x = 17,795,396.39/6,910.80
  6. Step 6: Final answer
    x = 2,575.01

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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.