Home / 4,838.26-7,257.42-1,916.56

Finding the Fourth Proportional to 4,838.26, 7,257.42 and 1,916.56

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Solution

The fourth proportional to 4,838.26, 7,257.42 and 1,916.56 is: 2,874.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,838.26 : 7,257.42 = 1,916.56 : x
  2. Step 2: Convert to fraction form
    4,838.26/7,257.42 = 1,916.56/x
  3. Step 3: Cross multiply
    4,838.26x = 7,257.42 × 1,916.56
  4. Step 4: Simplify right side
    4,838.26x = 13,909,295.34
  5. Step 5: Solve for x
    x = 13,909,295.34/4,838.26
  6. Step 6: Final answer
    x = 2,874.86

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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.