Home / 3,028.72-4,543.08-2,002.48

Finding the Fourth Proportional to 3,028.72, 4,543.08 and 2,002.48

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Solution

The fourth proportional to 3,028.72, 4,543.08 and 2,002.48 is: 3,003.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.72 : 4,543.08 = 2,002.48 : x
  2. Step 2: Convert to fraction form
    3,028.72/4,543.08 = 2,002.48/x
  3. Step 3: Cross multiply
    3,028.72x = 4,543.08 × 2,002.48
  4. Step 4: Simplify right side
    3,028.72x = 9,097,426.84
  5. Step 5: Solve for x
    x = 9,097,426.84/3,028.72
  6. Step 6: Final answer
    x = 3,003.72

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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.