Home / 3,517.24-5,276.82-1,666.68

Finding the Fourth Proportional to 3,517.24, 5,276.82 and 1,666.68

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Solution

The fourth proportional to 3,517.24, 5,276.82 and 1,666.68 is: 2,500.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517.24 : 5,276.82 = 1,666.68 : x
  2. Step 2: Convert to fraction form
    3,517.24/5,276.82 = 1,666.68/x
  3. Step 3: Cross multiply
    3,517.24x = 5,276.82 × 1,666.68
  4. Step 4: Simplify right side
    3,517.24x = 8,794,770.36
  5. Step 5: Solve for x
    x = 8,794,770.36/3,517.24
  6. Step 6: Final answer
    x = 2,500.47

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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.