Home / 3,896.37-5,845.50-1,299.51

Finding the Fourth Proportional to 3,896.37, 5,845.50 and 1,299.51

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Solution

The fourth proportional to 3,896.37, 5,845.50 and 1,299.51 is: 1,949.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896.37 : 5,845.50 = 1,299.51 : x
  2. Step 2: Convert to fraction form
    3,896.37/5,845.50 = 1,299.51/x
  3. Step 3: Cross multiply
    3,896.37x = 5,845.50 × 1,299.51
  4. Step 4: Simplify right side
    3,896.37x = 7,596,285.71
  5. Step 5: Solve for x
    x = 7,596,285.71/3,896.37
  6. Step 6: Final answer
    x = 1,949.58

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1.5x scale

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.