Home / 3,370.47-5,057.98-1,179.21

Finding the Fourth Proportional to 3,370.47, 5,057.98 and 1,179.21

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Solution

The fourth proportional to 3,370.47, 5,057.98 and 1,179.21 is: 1,769.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.47 : 5,057.98 = 1,179.21 : x
  2. Step 2: Convert to fraction form
    3,370.47/5,057.98 = 1,179.21/x
  3. Step 3: Cross multiply
    3,370.47x = 5,057.98 × 1,179.21
  4. Step 4: Simplify right side
    3,370.47x = 5,964,436.62
  5. Step 5: Solve for x
    x = 5,964,436.62/3,370.47
  6. Step 6: Final answer
    x = 1,769.62

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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.