Home / 3,325.41-4,989.31-1,424.94

Finding the Fourth Proportional to 3,325.41, 4,989.31 and 1,424.94

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Solution

The fourth proportional to 3,325.41, 4,989.31 and 1,424.94 is: 2,137.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.41 : 4,989.31 = 1,424.94 : x
  2. Step 2: Convert to fraction form
    3,325.41/4,989.31 = 1,424.94/x
  3. Step 3: Cross multiply
    3,325.41x = 4,989.31 × 1,424.94
  4. Step 4: Simplify right side
    3,325.41x = 7,109,453.13
  5. Step 5: Solve for x
    x = 7,109,453.13/3,325.41
  6. Step 6: Final answer
    x = 2,137.92

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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.