Home / 4,281.46-6,422.31-2,091.94

Finding the Fourth Proportional to 4,281.46, 6,422.31 and 2,091.94

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Solution

The fourth proportional to 4,281.46, 6,422.31 and 2,091.94 is: 3,137.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281.46 : 6,422.31 = 2,091.94 : x
  2. Step 2: Convert to fraction form
    4,281.46/6,422.31 = 2,091.94/x
  3. Step 3: Cross multiply
    4,281.46x = 6,422.31 × 2,091.94
  4. Step 4: Simplify right side
    4,281.46x = 13,435,087.18
  5. Step 5: Solve for x
    x = 13,435,087.18/4,281.46
  6. Step 6: Final answer
    x = 3,137.97

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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.