Home / 3,091.10-4,635.09-1,010.87

Finding the Fourth Proportional to 3,091.10, 4,635.09 and 1,010.87

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Solution

The fourth proportional to 3,091.10, 4,635.09 and 1,010.87 is: 1,515.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091.10 : 4,635.09 = 1,010.87 : x
  2. Step 2: Convert to fraction form
    3,091.10/4,635.09 = 1,010.87/x
  3. Step 3: Cross multiply
    3,091.10x = 4,635.09 × 1,010.87
  4. Step 4: Simplify right side
    3,091.10x = 4,685,450.25
  5. Step 5: Solve for x
    x = 4,685,450.25/3,091.10
  6. Step 6: Final answer
    x = 1,515.79

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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.