Home / 4,176.96-6,266.66-1,982.68

Finding the Fourth Proportional to 4,176.96, 6,266.66 and 1,982.68

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Solution

The fourth proportional to 4,176.96, 6,266.66 and 1,982.68 is: 2,974.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,176.96 : 6,266.66 = 1,982.68 : x
  2. Step 2: Convert to fraction form
    4,176.96/6,266.66 = 1,982.68/x
  3. Step 3: Cross multiply
    4,176.96x = 6,266.66 × 1,982.68
  4. Step 4: Simplify right side
    4,176.96x = 12,424,781.45
  5. Step 5: Solve for x
    x = 12,424,781.45/4,176.96
  6. Step 6: Final answer
    x = 2,974.60

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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.