Home / 6,230.20-9,345.26-3,309.88

Finding the Fourth Proportional to 6,230.20, 9,345.26 and 3,309.88

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Solution

The fourth proportional to 6,230.20, 9,345.26 and 3,309.88 is: 4,964.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,230.20 : 9,345.26 = 3,309.88 : x
  2. Step 2: Convert to fraction form
    6,230.20/9,345.26 = 3,309.88/x
  3. Step 3: Cross multiply
    6,230.20x = 9,345.26 × 3,309.88
  4. Step 4: Simplify right side
    6,230.20x = 30,931,689.17
  5. Step 5: Solve for x
    x = 30,931,689.17/6,230.20
  6. Step 6: Final answer
    x = 4,964.80

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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.