Home / 5,021.24-7,531.91-1,324.00

Finding the Fourth Proportional to 5,021.24, 7,531.91 and 1,324.00

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Solution

The fourth proportional to 5,021.24, 7,531.91 and 1,324.00 is: 1,986.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021.24 : 7,531.91 = 1,324.00 : x
  2. Step 2: Convert to fraction form
    5,021.24/7,531.91 = 1,324.00/x
  3. Step 3: Cross multiply
    5,021.24x = 7,531.91 × 1,324.00
  4. Step 4: Simplify right side
    5,021.24x = 9,972,204.56
  5. Step 5: Solve for x
    x = 9,972,204.56/5,021.24
  6. Step 6: Final answer
    x = 1,986.00

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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.