Home / 4,786.29-7,179.57-3,206.25

Finding the Fourth Proportional to 4,786.29, 7,179.57 and 3,206.25

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Solution

The fourth proportional to 4,786.29, 7,179.57 and 3,206.25 is: 4,809.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,786.29 : 7,179.57 = 3,206.25 : x
  2. Step 2: Convert to fraction form
    4,786.29/7,179.57 = 3,206.25/x
  3. Step 3: Cross multiply
    4,786.29x = 7,179.57 × 3,206.25
  4. Step 4: Simplify right side
    4,786.29x = 23,019,496.31
  5. Step 5: Solve for x
    x = 23,019,496.31/4,786.29
  6. Step 6: Final answer
    x = 4,809.47

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1.5x scale

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.