Home / 3,220.02-4,823.09-2,174.28

Finding the Fourth Proportional to 3,220.02, 4,823.09 and 2,174.28

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Solution

The fourth proportional to 3,220.02, 4,823.09 and 2,174.28 is: 3,256.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220.02 : 4,823.09 = 2,174.28 : x
  2. Step 2: Convert to fraction form
    3,220.02/4,823.09 = 2,174.28/x
  3. Step 3: Cross multiply
    3,220.02x = 4,823.09 × 2,174.28
  4. Step 4: Simplify right side
    3,220.02x = 10,486,737.25
  5. Step 5: Solve for x
    x = 10,486,737.25/3,220.02
  6. Step 6: Final answer
    x = 3,256.73

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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.