Home / 4,391.90-6,065.86-3,202.20

Finding the Fourth Proportional to 4,391.90, 6,065.86 and 3,202.20

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Solution

The fourth proportional to 4,391.90, 6,065.86 and 3,202.20 is: 4,422.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,391.90 : 6,065.86 = 3,202.20 : x
  2. Step 2: Convert to fraction form
    4,391.90/6,065.86 = 3,202.20/x
  3. Step 3: Cross multiply
    4,391.90x = 6,065.86 × 3,202.20
  4. Step 4: Simplify right side
    4,391.90x = 19,424,096.89
  5. Step 5: Solve for x
    x = 19,424,096.89/4,391.90
  6. Step 6: Final answer
    x = 4,422.71

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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.