Home / 5,471.09-8,204.91-1,772.46

Finding the Fourth Proportional to 5,471.09, 8,204.91 and 1,772.46

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Solution

The fourth proportional to 5,471.09, 8,204.91 and 1,772.46 is: 2,658.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471.09 : 8,204.91 = 1,772.46 : x
  2. Step 2: Convert to fraction form
    5,471.09/8,204.91 = 1,772.46/x
  3. Step 3: Cross multiply
    5,471.09x = 8,204.91 × 1,772.46
  4. Step 4: Simplify right side
    5,471.09x = 14,542,899.72
  5. Step 5: Solve for x
    x = 14,542,899.72/5,471.09
  6. Step 6: Final answer
    x = 2,658.14

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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.