Home / 5,898.30-8,139.78-3,245.85

Finding the Fourth Proportional to 5,898.30, 8,139.78 and 3,245.85

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Solution

The fourth proportional to 5,898.30, 8,139.78 and 3,245.85 is: 4,479.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,898.30 : 8,139.78 = 3,245.85 : x
  2. Step 2: Convert to fraction form
    5,898.30/8,139.78 = 3,245.85/x
  3. Step 3: Cross multiply
    5,898.30x = 8,139.78 × 3,245.85
  4. Step 4: Simplify right side
    5,898.30x = 26,420,504.91
  5. Step 5: Solve for x
    x = 26,420,504.91/5,898.30
  6. Step 6: Final answer
    x = 4,479.34

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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.