Home / 2,905.35-4,351.95-2,173.92

Finding the Fourth Proportional to 2,905.35, 4,351.95 and 2,173.92

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Solution

The fourth proportional to 2,905.35, 4,351.95 and 2,173.92 is: 3,256.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,905.35 : 4,351.95 = 2,173.92 : x
  2. Step 2: Convert to fraction form
    2,905.35/4,351.95 = 2,173.92/x
  3. Step 3: Cross multiply
    2,905.35x = 4,351.95 × 2,173.92
  4. Step 4: Simplify right side
    2,905.35x = 9,460,791.14
  5. Step 5: Solve for x
    x = 9,460,791.14/2,905.35
  6. Step 6: Final answer
    x = 3,256.33

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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.