Home / 3,364.76-5,043.89-1,722.08

Finding the Fourth Proportional to 3,364.76, 5,043.89 and 1,722.08

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Solution

The fourth proportional to 3,364.76, 5,043.89 and 1,722.08 is: 2,581.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364.76 : 5,043.89 = 1,722.08 : x
  2. Step 2: Convert to fraction form
    3,364.76/5,043.89 = 1,722.08/x
  3. Step 3: Cross multiply
    3,364.76x = 5,043.89 × 1,722.08
  4. Step 4: Simplify right side
    3,364.76x = 8,685,982.09
  5. Step 5: Solve for x
    x = 8,685,982.09/3,364.76
  6. Step 6: Final answer
    x = 2,581.46

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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.