Home / 3,792.02-5,232.60-2,221.02

Finding the Fourth Proportional to 3,792.02, 5,232.60 and 2,221.02

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Solution

The fourth proportional to 3,792.02, 5,232.60 and 2,221.02 is: 3,064.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,792.02 : 5,232.60 = 2,221.02 : x
  2. Step 2: Convert to fraction form
    3,792.02/5,232.60 = 2,221.02/x
  3. Step 3: Cross multiply
    3,792.02x = 5,232.60 × 2,221.02
  4. Step 4: Simplify right side
    3,792.02x = 11,621,709.25
  5. Step 5: Solve for x
    x = 11,621,709.25/3,792.02
  6. Step 6: Final answer
    x = 3,064.78

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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.