Home / 3,028.08-4,542.88-1,179.28

Finding the Fourth Proportional to 3,028.08, 4,542.88 and 1,179.28

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Solution

The fourth proportional to 3,028.08, 4,542.88 and 1,179.28 is: 1,769.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.08 : 4,542.88 = 1,179.28 : x
  2. Step 2: Convert to fraction form
    3,028.08/4,542.88 = 1,179.28/x
  3. Step 3: Cross multiply
    3,028.08x = 4,542.88 × 1,179.28
  4. Step 4: Simplify right side
    3,028.08x = 5,357,327.53
  5. Step 5: Solve for x
    x = 5,357,327.53/3,028.08
  6. Step 6: Final answer
    x = 1,769.22

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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.