Home / 3,306.90-4,957.19-1,226.35

Finding the Fourth Proportional to 3,306.90, 4,957.19 and 1,226.35

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Solution

The fourth proportional to 3,306.90, 4,957.19 and 1,226.35 is: 1,838.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,306.90 : 4,957.19 = 1,226.35 : x
  2. Step 2: Convert to fraction form
    3,306.90/4,957.19 = 1,226.35/x
  3. Step 3: Cross multiply
    3,306.90x = 4,957.19 × 1,226.35
  4. Step 4: Simplify right side
    3,306.90x = 6,079,234.50
  5. Step 5: Solve for x
    x = 6,079,234.50/3,306.90
  6. Step 6: Final answer
    x = 1,838.35

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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.