Home / 2,905.33-4,009.36-1,579.03

Finding the Fourth Proportional to 2,905.33, 4,009.36 and 1,579.03

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Solution

The fourth proportional to 2,905.33, 4,009.36 and 1,579.03 is: 2,179.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,905.33 : 4,009.36 = 1,579.03 : x
  2. Step 2: Convert to fraction form
    2,905.33/4,009.36 = 1,579.03/x
  3. Step 3: Cross multiply
    2,905.33x = 4,009.36 × 1,579.03
  4. Step 4: Simplify right side
    2,905.33x = 6,330,899.72
  5. Step 5: Solve for x
    x = 6,330,899.72/2,905.33
  6. Step 6: Final answer
    x = 2,179.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.