Home / 2,977.97-4,469.01-1,336.35

Finding the Fourth Proportional to 2,977.97, 4,469.01 and 1,336.35

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Solution

The fourth proportional to 2,977.97, 4,469.01 and 1,336.35 is: 2,005.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977.97 : 4,469.01 = 1,336.35 : x
  2. Step 2: Convert to fraction form
    2,977.97/4,469.01 = 1,336.35/x
  3. Step 3: Cross multiply
    2,977.97x = 4,469.01 × 1,336.35
  4. Step 4: Simplify right side
    2,977.97x = 5,972,173.26
  5. Step 5: Solve for x
    x = 5,972,173.26/2,977.97
  6. Step 6: Final answer
    x = 2,005.45

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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.