Home / 5,517.90-7,601.83-3,836.39

Finding the Fourth Proportional to 5,517.90, 7,601.83 and 3,836.39

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Solution

The fourth proportional to 5,517.90, 7,601.83 and 3,836.39 is: 5,285.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,517.90 : 7,601.83 = 3,836.39 : x
  2. Step 2: Convert to fraction form
    5,517.90/7,601.83 = 3,836.39/x
  3. Step 3: Cross multiply
    5,517.90x = 7,601.83 × 3,836.39
  4. Step 4: Simplify right side
    5,517.90x = 29,163,536.99
  5. Step 5: Solve for x
    x = 29,163,536.99/5,517.90
  6. Step 6: Final answer
    x = 5,285.26

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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.