Home / 4,515.73-6,771.11-1,394.87

Finding the Fourth Proportional to 4,515.73, 6,771.11 and 1,394.87

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Solution

The fourth proportional to 4,515.73, 6,771.11 and 1,394.87 is: 2,091.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,515.73 : 6,771.11 = 1,394.87 : x
  2. Step 2: Convert to fraction form
    4,515.73/6,771.11 = 1,394.87/x
  3. Step 3: Cross multiply
    4,515.73x = 6,771.11 × 1,394.87
  4. Step 4: Simplify right side
    4,515.73x = 9,444,828.16
  5. Step 5: Solve for x
    x = 9,444,828.16/4,515.73
  6. Step 6: Final answer
    x = 2,091.54

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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.