Home / 3,104.63-4,656.90-1,255.73

Finding the Fourth Proportional to 3,104.63, 4,656.90 and 1,255.73

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Solution

The fourth proportional to 3,104.63, 4,656.90 and 1,255.73 is: 1,883.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,104.63 : 4,656.90 = 1,255.73 : x
  2. Step 2: Convert to fraction form
    3,104.63/4,656.90 = 1,255.73/x
  3. Step 3: Cross multiply
    3,104.63x = 4,656.90 × 1,255.73
  4. Step 4: Simplify right side
    3,104.63x = 5,847,785.75
  5. Step 5: Solve for x
    x = 5,847,785.75/3,104.63
  6. Step 6: Final answer
    x = 1,883.57

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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.