Home / 4,725.87-7,082.64-1,949.37

Finding the Fourth Proportional to 4,725.87, 7,082.64 and 1,949.37

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Solution

The fourth proportional to 4,725.87, 7,082.64 and 1,949.37 is: 2,921.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,725.87 : 7,082.64 = 1,949.37 : x
  2. Step 2: Convert to fraction form
    4,725.87/7,082.64 = 1,949.37/x
  3. Step 3: Cross multiply
    4,725.87x = 7,082.64 × 1,949.37
  4. Step 4: Simplify right side
    4,725.87x = 13,806,685.94
  5. Step 5: Solve for x
    x = 13,806,685.94/4,725.87
  6. Step 6: Final answer
    x = 2,921.51

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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.