Home / 4,720.62-7,070.13-2,257.17

Finding the Fourth Proportional to 4,720.62, 7,070.13 and 2,257.17

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Solution

The fourth proportional to 4,720.62, 7,070.13 and 2,257.17 is: 3,380.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.62 : 7,070.13 = 2,257.17 : x
  2. Step 2: Convert to fraction form
    4,720.62/7,070.13 = 2,257.17/x
  3. Step 3: Cross multiply
    4,720.62x = 7,070.13 × 2,257.17
  4. Step 4: Simplify right side
    4,720.62x = 15,958,485.33
  5. Step 5: Solve for x
    x = 15,958,485.33/4,720.62
  6. Step 6: Final answer
    x = 3,380.59

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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.