Home / 10,542.44-15,828.24-5,351.96

Finding the Fourth Proportional to 10,542.44, 15,828.24 and 5,351.96

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Solution

The fourth proportional to 10,542.44, 15,828.24 and 5,351.96 is: 8,035.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,542.44 : 15,828.24 = 5,351.96 : x
  2. Step 2: Convert to fraction form
    10,542.44/15,828.24 = 5,351.96/x
  3. Step 3: Cross multiply
    10,542.44x = 15,828.24 × 5,351.96
  4. Step 4: Simplify right side
    10,542.44x = 84,712,107.35
  5. Step 5: Solve for x
    x = 84,712,107.35/10,542.44
  6. Step 6: Final answer
    x = 8,035.34

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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.