Home / 6,540.06-9,811.18-2,380.28

Finding the Fourth Proportional to 6,540.06, 9,811.18 and 2,380.28

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Solution

The fourth proportional to 6,540.06, 9,811.18 and 2,380.28 is: 3,570.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,540.06 : 9,811.18 = 2,380.28 : x
  2. Step 2: Convert to fraction form
    6,540.06/9,811.18 = 2,380.28/x
  3. Step 3: Cross multiply
    6,540.06x = 9,811.18 × 2,380.28
  4. Step 4: Simplify right side
    6,540.06x = 23,353,355.53
  5. Step 5: Solve for x
    x = 23,353,355.53/6,540.06
  6. Step 6: Final answer
    x = 3,570.82

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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.