Home / 3,028.72-4,543.08-1,180.27

Finding the Fourth Proportional to 3,028.72, 4,543.08 and 1,180.27

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Solution

The fourth proportional to 3,028.72, 4,543.08 and 1,180.27 is: 1,770.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.72 : 4,543.08 = 1,180.27 : x
  2. Step 2: Convert to fraction form
    3,028.72/4,543.08 = 1,180.27/x
  3. Step 3: Cross multiply
    3,028.72x = 4,543.08 × 1,180.27
  4. Step 4: Simplify right side
    3,028.72x = 5,362,061.03
  5. Step 5: Solve for x
    x = 5,362,061.03/3,028.72
  6. Step 6: Final answer
    x = 1,770.41

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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.