Home / 6,211.50-9,318.16-2,051.94

Finding the Fourth Proportional to 6,211.50, 9,318.16 and 2,051.94

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Solution

The fourth proportional to 6,211.50, 9,318.16 and 2,051.94 is: 3,078.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,211.50 : 9,318.16 = 2,051.94 : x
  2. Step 2: Convert to fraction form
    6,211.50/9,318.16 = 2,051.94/x
  3. Step 3: Cross multiply
    6,211.50x = 9,318.16 × 2,051.94
  4. Step 4: Simplify right side
    6,211.50x = 19,120,305.23
  5. Step 5: Solve for x
    x = 19,120,305.23/6,211.50
  6. Step 6: Final answer
    x = 3,078.21

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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.