Home / 4,163.22-6,246.02-1,391.72

Finding the Fourth Proportional to 4,163.22, 6,246.02 and 1,391.72

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Solution

The fourth proportional to 4,163.22, 6,246.02 and 1,391.72 is: 2,087.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,163.22 : 6,246.02 = 1,391.72 : x
  2. Step 2: Convert to fraction form
    4,163.22/6,246.02 = 1,391.72/x
  3. Step 3: Cross multiply
    4,163.22x = 6,246.02 × 1,391.72
  4. Step 4: Simplify right side
    4,163.22x = 8,692,683.20
  5. Step 5: Solve for x
    x = 8,692,683.20/4,163.22
  6. Step 6: Final answer
    x = 2,087.97

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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.