Home / 5,213.50-7,194.63-2,823.49

Finding the Fourth Proportional to 5,213.50, 7,194.63 and 2,823.49

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Solution

The fourth proportional to 5,213.50, 7,194.63 and 2,823.49 is: 3,896.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213.50 : 7,194.63 = 2,823.49 : x
  2. Step 2: Convert to fraction form
    5,213.50/7,194.63 = 2,823.49/x
  3. Step 3: Cross multiply
    5,213.50x = 7,194.63 × 2,823.49
  4. Step 4: Simplify right side
    5,213.50x = 20,313,945.96
  5. Step 5: Solve for x
    x = 20,313,945.96/5,213.50
  6. Step 6: Final answer
    x = 3,896.42

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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.