Home / 3,010.44-4,515.60-1,277.88

Finding the Fourth Proportional to 3,010.44, 4,515.60 and 1,277.88

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Solution

The fourth proportional to 3,010.44, 4,515.60 and 1,277.88 is: 1,916.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010.44 : 4,515.60 = 1,277.88 : x
  2. Step 2: Convert to fraction form
    3,010.44/4,515.60 = 1,277.88/x
  3. Step 3: Cross multiply
    3,010.44x = 4,515.60 × 1,277.88
  4. Step 4: Simplify right side
    3,010.44x = 5,770,394.93
  5. Step 5: Solve for x
    x = 5,770,394.93/3,010.44
  6. Step 6: Final answer
    x = 1,916.79

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1.5x scale

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.