Home / 2,832.57-4,246.16-982.40

Finding the Fourth Proportional to 2,832.57, 4,246.16 and 982.40

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Solution

The fourth proportional to 2,832.57, 4,246.16 and 982.40 is: 1,472.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832.57 : 4,246.16 = 982.40 : x
  2. Step 2: Convert to fraction form
    2,832.57/4,246.16 = 982.40/x
  3. Step 3: Cross multiply
    2,832.57x = 4,246.16 × 982.40
  4. Step 4: Simplify right side
    2,832.57x = 4,171,401.44
  5. Step 5: Solve for x
    x = 4,171,401.44/2,832.57
  6. Step 6: Final answer
    x = 1,472.66

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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.