Home / 4,940.79-7,408.75-1,734.81

Finding the Fourth Proportional to 4,940.79, 7,408.75 and 1,734.81

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Solution

The fourth proportional to 4,940.79, 7,408.75 and 1,734.81 is: 2,601.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940.79 : 7,408.75 = 1,734.81 : x
  2. Step 2: Convert to fraction form
    4,940.79/7,408.75 = 1,734.81/x
  3. Step 3: Cross multiply
    4,940.79x = 7,408.75 × 1,734.81
  4. Step 4: Simplify right side
    4,940.79x = 12,852,773.59
  5. Step 5: Solve for x
    x = 12,852,773.59/4,940.79
  6. Step 6: Final answer
    x = 2,601.36

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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.