Home / 6,195.28-8,548.59-3,400.78

Finding the Fourth Proportional to 6,195.28, 8,548.59 and 3,400.78

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Solution

The fourth proportional to 6,195.28, 8,548.59 and 3,400.78 is: 4,692.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,195.28 : 8,548.59 = 3,400.78 : x
  2. Step 2: Convert to fraction form
    6,195.28/8,548.59 = 3,400.78/x
  3. Step 3: Cross multiply
    6,195.28x = 8,548.59 × 3,400.78
  4. Step 4: Simplify right side
    6,195.28x = 29,071,873.90
  5. Step 5: Solve for x
    x = 29,071,873.90/6,195.28
  6. Step 6: Final answer
    x = 4,692.58

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