Home / 3,916.92-5,876.10-1,725.48

Finding the Fourth Proportional to 3,916.92, 5,876.10 and 1,725.48

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Solution

The fourth proportional to 3,916.92, 5,876.10 and 1,725.48 is: 2,588.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,916.92 : 5,876.10 = 1,725.48 : x
  2. Step 2: Convert to fraction form
    3,916.92/5,876.10 = 1,725.48/x
  3. Step 3: Cross multiply
    3,916.92x = 5,876.10 × 1,725.48
  4. Step 4: Simplify right side
    3,916.92x = 10,139,093.03
  5. Step 5: Solve for x
    x = 10,139,093.03/3,916.92
  6. Step 6: Final answer
    x = 2,588.54

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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.