Home / 5,933.61-8,900.19-2,815.11

Finding the Fourth Proportional to 5,933.61, 8,900.19 and 2,815.11

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Solution

The fourth proportional to 5,933.61, 8,900.19 and 2,815.11 is: 4,222.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,933.61 : 8,900.19 = 2,815.11 : x
  2. Step 2: Convert to fraction form
    5,933.61/8,900.19 = 2,815.11/x
  3. Step 3: Cross multiply
    5,933.61x = 8,900.19 × 2,815.11
  4. Step 4: Simplify right side
    5,933.61x = 25,055,013.87
  5. Step 5: Solve for x
    x = 25,055,013.87/5,933.61
  6. Step 6: Final answer
    x = 4,222.56

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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.