Home / 10,694.48-16,048.20-4,125.20

Finding the Fourth Proportional to 10,694.48, 16,048.20 and 4,125.20

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Solution

The fourth proportional to 10,694.48, 16,048.20 and 4,125.20 is: 6,190.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,694.48 : 16,048.20 = 4,125.20 : x
  2. Step 2: Convert to fraction form
    10,694.48/16,048.20 = 4,125.20/x
  3. Step 3: Cross multiply
    10,694.48x = 16,048.20 × 4,125.20
  4. Step 4: Simplify right side
    10,694.48x = 66,202,034.64
  5. Step 5: Solve for x
    x = 66,202,034.64/10,694.48
  6. Step 6: Final answer
    x = 6,190.30

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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.