Home / 4,819.67-7,226.30-2,740.65

Finding the Fourth Proportional to 4,819.67, 7,226.30 and 2,740.65

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Solution

The fourth proportional to 4,819.67, 7,226.30 and 2,740.65 is: 4,109.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.67 : 7,226.30 = 2,740.65 : x
  2. Step 2: Convert to fraction form
    4,819.67/7,226.30 = 2,740.65/x
  3. Step 3: Cross multiply
    4,819.67x = 7,226.30 × 2,740.65
  4. Step 4: Simplify right side
    4,819.67x = 19,804,759.10
  5. Step 5: Solve for x
    x = 19,804,759.10/4,819.67
  6. Step 6: Final answer
    x = 4,109.15

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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.