Home / 6,275.12-8,658.68-3,622.03

Finding the Fourth Proportional to 6,275.12, 8,658.68 and 3,622.03

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Solution

The fourth proportional to 6,275.12, 8,658.68 and 3,622.03 is: 4,997.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,275.12 : 8,658.68 = 3,622.03 : x
  2. Step 2: Convert to fraction form
    6,275.12/8,658.68 = 3,622.03/x
  3. Step 3: Cross multiply
    6,275.12x = 8,658.68 × 3,622.03
  4. Step 4: Simplify right side
    6,275.12x = 31,361,958.96
  5. Step 5: Solve for x
    x = 31,361,958.96/6,275.12
  6. Step 6: Final answer
    x = 4,997.83

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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.