Home / 2,940.53-4,408.48-2,013.28

Finding the Fourth Proportional to 2,940.53, 4,408.48 and 2,013.28

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Solution

The fourth proportional to 2,940.53, 4,408.48 and 2,013.28 is: 3,018.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940.53 : 4,408.48 = 2,013.28 : x
  2. Step 2: Convert to fraction form
    2,940.53/4,408.48 = 2,013.28/x
  3. Step 3: Cross multiply
    2,940.53x = 4,408.48 × 2,013.28
  4. Step 4: Simplify right side
    2,940.53x = 8,875,488.56
  5. Step 5: Solve for x
    x = 8,875,488.56/2,940.53
  6. Step 6: Final answer
    x = 3,018.33

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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.