Home / 2,929.26-4,393.23-849.27

Finding the Fourth Proportional to 2,929.26, 4,393.23 and 849.27

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Solution

The fourth proportional to 2,929.26, 4,393.23 and 849.27 is: 1,273.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929.26 : 4,393.23 = 849.27 : x
  2. Step 2: Convert to fraction form
    2,929.26/4,393.23 = 849.27/x
  3. Step 3: Cross multiply
    2,929.26x = 4,393.23 × 849.27
  4. Step 4: Simplify right side
    2,929.26x = 3,731,038.44
  5. Step 5: Solve for x
    x = 3,731,038.44/2,929.26
  6. Step 6: Final answer
    x = 1,273.71

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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.