Home / 3,644.92-5,467.38-1,047.86

Finding the Fourth Proportional to 3,644.92, 5,467.38 and 1,047.86

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Solution

The fourth proportional to 3,644.92, 5,467.38 and 1,047.86 is: 1,571.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,644.92 : 5,467.38 = 1,047.86 : x
  2. Step 2: Convert to fraction form
    3,644.92/5,467.38 = 1,047.86/x
  3. Step 3: Cross multiply
    3,644.92x = 5,467.38 × 1,047.86
  4. Step 4: Simplify right side
    3,644.92x = 5,729,048.81
  5. Step 5: Solve for x
    x = 5,729,048.81/3,644.92
  6. Step 6: Final answer
    x = 1,571.79

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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.