Home / 3,309.15-4,964.18-2,698.17

Finding the Fourth Proportional to 3,309.15, 4,964.18 and 2,698.17

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Solution

The fourth proportional to 3,309.15, 4,964.18 and 2,698.17 is: 4,047.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.15 : 4,964.18 = 2,698.17 : x
  2. Step 2: Convert to fraction form
    3,309.15/4,964.18 = 2,698.17/x
  3. Step 3: Cross multiply
    3,309.15x = 4,964.18 × 2,698.17
  4. Step 4: Simplify right side
    3,309.15x = 13,394,201.55
  5. Step 5: Solve for x
    x = 13,394,201.55/3,309.15
  6. Step 6: Final answer
    x = 4,047.63

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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.