Home / 2,938.14-4,408.36-1,293.53

Finding the Fourth Proportional to 2,938.14, 4,408.36 and 1,293.53

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Solution

The fourth proportional to 2,938.14, 4,408.36 and 1,293.53 is: 1,940.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938.14 : 4,408.36 = 1,293.53 : x
  2. Step 2: Convert to fraction form
    2,938.14/4,408.36 = 1,293.53/x
  3. Step 3: Cross multiply
    2,938.14x = 4,408.36 × 1,293.53
  4. Step 4: Simplify right side
    2,938.14x = 5,702,328.42
  5. Step 5: Solve for x
    x = 5,702,328.42/2,938.14
  6. Step 6: Final answer
    x = 1,940.80

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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.