Home / 5,806.20-8,014.88-3,709.92

Finding the Fourth Proportional to 5,806.20, 8,014.88 and 3,709.92

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Solution

The fourth proportional to 5,806.20, 8,014.88 and 3,709.92 is: 5,121.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,806.20 : 8,014.88 = 3,709.92 : x
  2. Step 2: Convert to fraction form
    5,806.20/8,014.88 = 3,709.92/x
  3. Step 3: Cross multiply
    5,806.20x = 8,014.88 × 3,709.92
  4. Step 4: Simplify right side
    5,806.20x = 29,734,563.61
  5. Step 5: Solve for x
    x = 29,734,563.61/5,806.20
  6. Step 6: Final answer
    x = 5,121.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.