Home / 6,949.10-10,424.20-2,018.82

Finding the Fourth Proportional to 6,949.10, 10,424.20 and 2,018.82

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Solution

The fourth proportional to 6,949.10, 10,424.20 and 2,018.82 is: 3,028.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,949.10 : 10,424.20 = 2,018.82 : x
  2. Step 2: Convert to fraction form
    6,949.10/10,424.20 = 2,018.82/x
  3. Step 3: Cross multiply
    6,949.10x = 10,424.20 × 2,018.82
  4. Step 4: Simplify right side
    6,949.10x = 21,044,583.44
  5. Step 5: Solve for x
    x = 21,044,583.44/6,949.10
  6. Step 6: Final answer
    x = 3,028.39

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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.