Home / 5,211.26-7,818.42-1,701.92

Finding the Fourth Proportional to 5,211.26, 7,818.42 and 1,701.92

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Solution

The fourth proportional to 5,211.26, 7,818.42 and 1,701.92 is: 2,553.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,211.26 : 7,818.42 = 1,701.92 : x
  2. Step 2: Convert to fraction form
    5,211.26/7,818.42 = 1,701.92/x
  3. Step 3: Cross multiply
    5,211.26x = 7,818.42 × 1,701.92
  4. Step 4: Simplify right side
    5,211.26x = 13,306,344.91
  5. Step 5: Solve for x
    x = 13,306,344.91/5,211.26
  6. Step 6: Final answer
    x = 2,553.38

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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.