Home / 4,104.56-5,651.16-3,321.20

Finding the Fourth Proportional to 4,104.56, 5,651.16 and 3,321.20

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Solution

The fourth proportional to 4,104.56, 5,651.16 and 3,321.20 is: 4,572.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,104.56 : 5,651.16 = 3,321.20 : x
  2. Step 2: Convert to fraction form
    4,104.56/5,651.16 = 3,321.20/x
  3. Step 3: Cross multiply
    4,104.56x = 5,651.16 × 3,321.20
  4. Step 4: Simplify right side
    4,104.56x = 18,768,632.59
  5. Step 5: Solve for x
    x = 18,768,632.59/4,104.56
  6. Step 6: Final answer
    x = 4,572.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.