Home / 6,491.22-8,957.52-3,659.04

Finding the Fourth Proportional to 6,491.22, 8,957.52 and 3,659.04

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Solution

The fourth proportional to 6,491.22, 8,957.52 and 3,659.04 is: 5,049.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,491.22 : 8,957.52 = 3,659.04 : x
  2. Step 2: Convert to fraction form
    6,491.22/8,957.52 = 3,659.04/x
  3. Step 3: Cross multiply
    6,491.22x = 8,957.52 × 3,659.04
  4. Step 4: Simplify right side
    6,491.22x = 32,775,923.98
  5. Step 5: Solve for x
    x = 32,775,923.98/6,491.22
  6. Step 6: Final answer
    x = 5,049.27

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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.