Home / 5,517.19-7,606.27-3,745.72

Finding the Fourth Proportional to 5,517.19, 7,606.27 and 3,745.72

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Solution

The fourth proportional to 5,517.19, 7,606.27 and 3,745.72 is: 5,164.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,517.19 : 7,606.27 = 3,745.72 : x
  2. Step 2: Convert to fraction form
    5,517.19/7,606.27 = 3,745.72/x
  3. Step 3: Cross multiply
    5,517.19x = 7,606.27 × 3,745.72
  4. Step 4: Simplify right side
    5,517.19x = 28,490,971.85
  5. Step 5: Solve for x
    x = 28,490,971.85/5,517.19
  6. Step 6: Final answer
    x = 5,164.04

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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.