Home / 3,155.41-4,733.72-1,180.90

Finding the Fourth Proportional to 3,155.41, 4,733.72 and 1,180.90

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Solution

The fourth proportional to 3,155.41, 4,733.72 and 1,180.90 is: 1,771.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155.41 : 4,733.72 = 1,180.90 : x
  2. Step 2: Convert to fraction form
    3,155.41/4,733.72 = 1,180.90/x
  3. Step 3: Cross multiply
    3,155.41x = 4,733.72 × 1,180.90
  4. Step 4: Simplify right side
    3,155.41x = 5,590,049.95
  5. Step 5: Solve for x
    x = 5,590,049.95/3,155.41
  6. Step 6: Final answer
    x = 1,771.58

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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.