Home / 5,229.07-7,838.56-1,764.43

Finding the Fourth Proportional to 5,229.07, 7,838.56 and 1,764.43

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Solution

The fourth proportional to 5,229.07, 7,838.56 and 1,764.43 is: 2,644.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,229.07 : 7,838.56 = 1,764.43 : x
  2. Step 2: Convert to fraction form
    5,229.07/7,838.56 = 1,764.43/x
  3. Step 3: Cross multiply
    5,229.07x = 7,838.56 × 1,764.43
  4. Step 4: Simplify right side
    5,229.07x = 13,830,590.42
  5. Step 5: Solve for x
    x = 13,830,590.42/5,229.07
  6. Step 6: Final answer
    x = 2,644.94

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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.