Home / 6,974.70-10,462.00-2,811.76

Finding the Fourth Proportional to 6,974.70, 10,462.00 and 2,811.76

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Solution

The fourth proportional to 6,974.70, 10,462.00 and 2,811.76 is: 4,217.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,974.70 : 10,462.00 = 2,811.76 : x
  2. Step 2: Convert to fraction form
    6,974.70/10,462.00 = 2,811.76/x
  3. Step 3: Cross multiply
    6,974.70x = 10,462.00 × 2,811.76
  4. Step 4: Simplify right side
    6,974.70x = 29,416,639.17
  5. Step 5: Solve for x
    x = 29,416,639.17/6,974.70
  6. Step 6: Final answer
    x = 4,217.62

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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.