Home / 4,958.68-6,843.15-2,720.65

Finding the Fourth Proportional to 4,958.68, 6,843.15 and 2,720.65

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Solution

The fourth proportional to 4,958.68, 6,843.15 and 2,720.65 is: 3,754.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,958.68 : 6,843.15 = 2,720.65 : x
  2. Step 2: Convert to fraction form
    4,958.68/6,843.15 = 2,720.65/x
  3. Step 3: Cross multiply
    4,958.68x = 6,843.15 × 2,720.65
  4. Step 4: Simplify right side
    4,958.68x = 18,617,816.05
  5. Step 5: Solve for x
    x = 18,617,816.05/4,958.68
  6. Step 6: Final answer
    x = 3,754.59

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1.5x scale

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.