Home / 2,928.36-4,408.48-2,627

Finding the Fourth Proportional to 2,928.36, 4,408.48 and 2,627

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Solution

The fourth proportional to 2,928.36, 4,408.48 and 2,627 is: 3,954.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928.36 : 4,408.48 = 2,627 : x
  2. Step 2: Convert to fraction form
    2,928.36/4,408.48 = 2,627/x
  3. Step 3: Cross multiply
    2,928.36x = 4,408.48 × 2,627
  4. Step 4: Simplify right side
    2,928.36x = 11,581,076.96
  5. Step 5: Solve for x
    x = 11,581,076.96/2,928.36
  6. Step 6: Final answer
    x = 3,954.80

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.