Home / 4,786.57-7,179.62-1,454.70

Finding the Fourth Proportional to 4,786.57, 7,179.62 and 1,454.70

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Solution

The fourth proportional to 4,786.57, 7,179.62 and 1,454.70 is: 2,181.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,786.57 : 7,179.62 = 1,454.70 : x
  2. Step 2: Convert to fraction form
    4,786.57/7,179.62 = 1,454.70/x
  3. Step 3: Cross multiply
    4,786.57x = 7,179.62 × 1,454.70
  4. Step 4: Simplify right side
    4,786.57x = 10,444,176.70
  5. Step 5: Solve for x
    x = 10,444,176.70/4,786.57
  6. Step 6: Final answer
    x = 2,181.98

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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.