Home / 3,842-5,302.33-2,516.42

Finding the Fourth Proportional to 3,842, 5,302.33 and 2,516.42

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Solution

The fourth proportional to 3,842, 5,302.33 and 2,516.42 is: 3,472.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,842 : 5,302.33 = 2,516.42 : x
  2. Step 2: Convert to fraction form
    3,842/5,302.33 = 2,516.42/x
  3. Step 3: Cross multiply
    3,842x = 5,302.33 × 2,516.42
  4. Step 4: Simplify right side
    3,842x = 13,342,889.26
  5. Step 5: Solve for x
    x = 13,342,889.26/3,842
  6. Step 6: Final answer
    x = 3,472.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.