Home / 6,209.75-9,305.89-4,816.61

Finding the Fourth Proportional to 6,209.75, 9,305.89 and 4,816.61

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Solution

The fourth proportional to 6,209.75, 9,305.89 and 4,816.61 is: 7,218.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,209.75 : 9,305.89 = 4,816.61 : x
  2. Step 2: Convert to fraction form
    6,209.75/9,305.89 = 4,816.61/x
  3. Step 3: Cross multiply
    6,209.75x = 9,305.89 × 4,816.61
  4. Step 4: Simplify right side
    6,209.75x = 44,822,842.83
  5. Step 5: Solve for x
    x = 44,822,842.83/6,209.75
  6. Step 6: Final answer
    x = 7,218.14

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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.