Home / 7,949.27-11,916.61-2,751.51

Finding the Fourth Proportional to 7,949.27, 11,916.61 and 2,751.51

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Solution

The fourth proportional to 7,949.27, 11,916.61 and 2,751.51 is: 4,124.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,949.27 : 11,916.61 = 2,751.51 : x
  2. Step 2: Convert to fraction form
    7,949.27/11,916.61 = 2,751.51/x
  3. Step 3: Cross multiply
    7,949.27x = 11,916.61 × 2,751.51
  4. Step 4: Simplify right side
    7,949.27x = 32,788,657.82
  5. Step 5: Solve for x
    x = 32,788,657.82/7,949.27
  6. Step 6: Final answer
    x = 4,124.74

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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.