Home / 5,192.90-7,789.51-1,495.31

Finding the Fourth Proportional to 5,192.90, 7,789.51 and 1,495.31

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Solution

The fourth proportional to 5,192.90, 7,789.51 and 1,495.31 is: 2,243.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192.90 : 7,789.51 = 1,495.31 : x
  2. Step 2: Convert to fraction form
    5,192.90/7,789.51 = 1,495.31/x
  3. Step 3: Cross multiply
    5,192.90x = 7,789.51 × 1,495.31
  4. Step 4: Simplify right side
    5,192.90x = 11,647,732.20
  5. Step 5: Solve for x
    x = 11,647,732.20/5,192.90
  6. Step 6: Final answer
    x = 2,243.01

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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.