Home / 7,806.84-11,705.54-3,057.33

Finding the Fourth Proportional to 7,806.84, 11,705.54 and 3,057.33

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Solution

The fourth proportional to 7,806.84, 11,705.54 and 3,057.33 is: 4,584.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,806.84 : 11,705.54 = 3,057.33 : x
  2. Step 2: Convert to fraction form
    7,806.84/11,705.54 = 3,057.33/x
  3. Step 3: Cross multiply
    7,806.84x = 11,705.54 × 3,057.33
  4. Step 4: Simplify right side
    7,806.84x = 35,787,698.61
  5. Step 5: Solve for x
    x = 35,787,698.61/7,806.84
  6. Step 6: Final answer
    x = 4,584.15

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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.