Home / 4,072.21-5,622.41-3,793.16

Finding the Fourth Proportional to 4,072.21, 5,622.41 and 3,793.16

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Solution

The fourth proportional to 4,072.21, 5,622.41 and 3,793.16 is: 5,237.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,072.21 : 5,622.41 = 3,793.16 : x
  2. Step 2: Convert to fraction form
    4,072.21/5,622.41 = 3,793.16/x
  3. Step 3: Cross multiply
    4,072.21x = 5,622.41 × 3,793.16
  4. Step 4: Simplify right side
    4,072.21x = 21,326,724.25
  5. Step 5: Solve for x
    x = 21,326,724.25/4,072.21
  6. Step 6: Final answer
    x = 5,237.14

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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.