Home / 5,472.83-8,203.77-1,961.88

Finding the Fourth Proportional to 5,472.83, 8,203.77 and 1,961.88

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Solution

The fourth proportional to 5,472.83, 8,203.77 and 1,961.88 is: 2,940.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,472.83 : 8,203.77 = 1,961.88 : x
  2. Step 2: Convert to fraction form
    5,472.83/8,203.77 = 1,961.88/x
  3. Step 3: Cross multiply
    5,472.83x = 8,203.77 × 1,961.88
  4. Step 4: Simplify right side
    5,472.83x = 16,094,812.29
  5. Step 5: Solve for x
    x = 16,094,812.29/5,472.83
  6. Step 6: Final answer
    x = 2,940.86

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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.