Home / 5,431.19-8,147.24-1,733.95

Finding the Fourth Proportional to 5,431.19, 8,147.24 and 1,733.95

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Solution

The fourth proportional to 5,431.19, 8,147.24 and 1,733.95 is: 2,601.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,431.19 : 8,147.24 = 1,733.95 : x
  2. Step 2: Convert to fraction form
    5,431.19/8,147.24 = 1,733.95/x
  3. Step 3: Cross multiply
    5,431.19x = 8,147.24 × 1,733.95
  4. Step 4: Simplify right side
    5,431.19x = 14,126,906.80
  5. Step 5: Solve for x
    x = 14,126,906.80/5,431.19
  6. Step 6: Final answer
    x = 2,601.07

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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.