Home / 10,194.22-15,266.63-5,183.41

Finding the Fourth Proportional to 10,194.22, 15,266.63 and 5,183.41

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Solution

The fourth proportional to 10,194.22, 15,266.63 and 5,183.41 is: 7,762.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,194.22 : 15,266.63 = 5,183.41 : x
  2. Step 2: Convert to fraction form
    10,194.22/15,266.63 = 5,183.41/x
  3. Step 3: Cross multiply
    10,194.22x = 15,266.63 × 5,183.41
  4. Step 4: Simplify right side
    10,194.22x = 79,133,177.40
  5. Step 5: Solve for x
    x = 79,133,177.40/10,194.22
  6. Step 6: Final answer
    x = 7,762.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.