Home / 4,847.57-7,272.09-2,074.25

Finding the Fourth Proportional to 4,847.57, 7,272.09 and 2,074.25

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Solution

The fourth proportional to 4,847.57, 7,272.09 and 2,074.25 is: 3,111.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,847.57 : 7,272.09 = 2,074.25 : x
  2. Step 2: Convert to fraction form
    4,847.57/7,272.09 = 2,074.25/x
  3. Step 3: Cross multiply
    4,847.57x = 7,272.09 × 2,074.25
  4. Step 4: Simplify right side
    4,847.57x = 15,084,132.68
  5. Step 5: Solve for x
    x = 15,084,132.68/4,847.57
  6. Step 6: Final answer
    x = 3,111.69

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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.