Home / 2,982.96-4,474.20-1,035.12

Finding the Fourth Proportional to 2,982.96, 4,474.20 and 1,035.12

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Solution

The fourth proportional to 2,982.96, 4,474.20 and 1,035.12 is: 1,552.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982.96 : 4,474.20 = 1,035.12 : x
  2. Step 2: Convert to fraction form
    2,982.96/4,474.20 = 1,035.12/x
  3. Step 3: Cross multiply
    2,982.96x = 4,474.20 × 1,035.12
  4. Step 4: Simplify right side
    2,982.96x = 4,631,333.90
  5. Step 5: Solve for x
    x = 4,631,333.90/2,982.96
  6. Step 6: Final answer
    x = 1,552.60

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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.