Home / 4,651.96-6,982.86-2,020.72

Finding the Fourth Proportional to 4,651.96, 6,982.86 and 2,020.72

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Solution

The fourth proportional to 4,651.96, 6,982.86 and 2,020.72 is: 3,033.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,651.96 : 6,982.86 = 2,020.72 : x
  2. Step 2: Convert to fraction form
    4,651.96/6,982.86 = 2,020.72/x
  3. Step 3: Cross multiply
    4,651.96x = 6,982.86 × 2,020.72
  4. Step 4: Simplify right side
    4,651.96x = 14,110,404.86
  5. Step 5: Solve for x
    x = 14,110,404.86/4,651.96
  6. Step 6: Final answer
    x = 3,033.22

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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.