Home / 2,491.37-3,737.64-1,396.49

Finding the Fourth Proportional to 2,491.37, 3,737.64 and 1,396.49

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Solution

The fourth proportional to 2,491.37, 3,737.64 and 1,396.49 is: 2,095.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491.37 : 3,737.64 = 1,396.49 : x
  2. Step 2: Convert to fraction form
    2,491.37/3,737.64 = 1,396.49/x
  3. Step 3: Cross multiply
    2,491.37x = 3,737.64 × 1,396.49
  4. Step 4: Simplify right side
    2,491.37x = 5,219,576.88
  5. Step 5: Solve for x
    x = 5,219,576.88/2,491.37
  6. Step 6: Final answer
    x = 2,095.06

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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.