Home / 5,443.89-8,169.48-1,933.76

Finding the Fourth Proportional to 5,443.89, 8,169.48 and 1,933.76

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Solution

The fourth proportional to 5,443.89, 8,169.48 and 1,933.76 is: 2,901.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,443.89 : 8,169.48 = 1,933.76 : x
  2. Step 2: Convert to fraction form
    5,443.89/8,169.48 = 1,933.76/x
  3. Step 3: Cross multiply
    5,443.89x = 8,169.48 × 1,933.76
  4. Step 4: Simplify right side
    5,443.89x = 15,797,772.80
  5. Step 5: Solve for x
    x = 15,797,772.80/5,443.89
  6. Step 6: Final answer
    x = 2,901.93

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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.