Home / 5,233.91-7,220.99-3,243.74

Finding the Fourth Proportional to 5,233.91, 7,220.99 and 3,243.74

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Solution

The fourth proportional to 5,233.91, 7,220.99 and 3,243.74 is: 4,475.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,233.91 : 7,220.99 = 3,243.74 : x
  2. Step 2: Convert to fraction form
    5,233.91/7,220.99 = 3,243.74/x
  3. Step 3: Cross multiply
    5,233.91x = 7,220.99 × 3,243.74
  4. Step 4: Simplify right side
    5,233.91x = 23,422,961.78
  5. Step 5: Solve for x
    x = 23,422,961.78/5,233.91
  6. Step 6: Final answer
    x = 4,475.24

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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.