Home / 3,193.58-4,791.15-1,113.60

Finding the Fourth Proportional to 3,193.58, 4,791.15 and 1,113.60

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Solution

The fourth proportional to 3,193.58, 4,791.15 and 1,113.60 is: 1,670.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.58 : 4,791.15 = 1,113.60 : x
  2. Step 2: Convert to fraction form
    3,193.58/4,791.15 = 1,113.60/x
  3. Step 3: Cross multiply
    3,193.58x = 4,791.15 × 1,113.60
  4. Step 4: Simplify right side
    3,193.58x = 5,335,435.87
  5. Step 5: Solve for x
    x = 5,335,435.87/3,193.58
  6. Step 6: Final answer
    x = 1,670.67

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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.