Home / 4,119.49-6,179.84-1,197.41

Finding the Fourth Proportional to 4,119.49, 6,179.84 and 1,197.41

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Solution

The fourth proportional to 4,119.49, 6,179.84 and 1,197.41 is: 1,796.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.49 : 6,179.84 = 1,197.41 : x
  2. Step 2: Convert to fraction form
    4,119.49/6,179.84 = 1,197.41/x
  3. Step 3: Cross multiply
    4,119.49x = 6,179.84 × 1,197.41
  4. Step 4: Simplify right side
    4,119.49x = 7,399,802.21
  5. Step 5: Solve for x
    x = 7,399,802.21/4,119.49
  6. Step 6: Final answer
    x = 1,796.29

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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.