Home / 4,851.27-7,272.18-2,220.48

Finding the Fourth Proportional to 4,851.27, 7,272.18 and 2,220.48

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Solution

The fourth proportional to 4,851.27, 7,272.18 and 2,220.48 is: 3,328.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,851.27 : 7,272.18 = 2,220.48 : x
  2. Step 2: Convert to fraction form
    4,851.27/7,272.18 = 2,220.48/x
  3. Step 3: Cross multiply
    4,851.27x = 7,272.18 × 2,220.48
  4. Step 4: Simplify right side
    4,851.27x = 16,147,730.25
  5. Step 5: Solve for x
    x = 16,147,730.25/4,851.27
  6. Step 6: Final answer
    x = 3,328.56

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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.