Home / 3,115.44-4,673.88-1,168.56

Finding the Fourth Proportional to 3,115.44, 4,673.88 and 1,168.56

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Solution

The fourth proportional to 3,115.44, 4,673.88 and 1,168.56 is: 1,753.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115.44 : 4,673.88 = 1,168.56 : x
  2. Step 2: Convert to fraction form
    3,115.44/4,673.88 = 1,168.56/x
  3. Step 3: Cross multiply
    3,115.44x = 4,673.88 × 1,168.56
  4. Step 4: Simplify right side
    3,115.44x = 5,461,709.21
  5. Step 5: Solve for x
    x = 5,461,709.21/3,115.44
  6. Step 6: Final answer
    x = 1,753.11

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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.