Home / 6,209.06-8,571.68-4,789.56

Finding the Fourth Proportional to 6,209.06, 8,571.68 and 4,789.56

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Solution

The fourth proportional to 6,209.06, 8,571.68 and 4,789.56 is: 6,612.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,209.06 : 8,571.68 = 4,789.56 : x
  2. Step 2: Convert to fraction form
    6,209.06/8,571.68 = 4,789.56/x
  3. Step 3: Cross multiply
    6,209.06x = 8,571.68 × 4,789.56
  4. Step 4: Simplify right side
    6,209.06x = 41,054,551.71
  5. Step 5: Solve for x
    x = 41,054,551.71/6,209.06
  6. Step 6: Final answer
    x = 6,612.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.