Home / 3,722.71-5,579.16-1,748.03

Finding the Fourth Proportional to 3,722.71, 5,579.16 and 1,748.03

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Solution

The fourth proportional to 3,722.71, 5,579.16 and 1,748.03 is: 2,619.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722.71 : 5,579.16 = 1,748.03 : x
  2. Step 2: Convert to fraction form
    3,722.71/5,579.16 = 1,748.03/x
  3. Step 3: Cross multiply
    3,722.71x = 5,579.16 × 1,748.03
  4. Step 4: Simplify right side
    3,722.71x = 9,752,539.05
  5. Step 5: Solve for x
    x = 9,752,539.05/3,722.71
  6. Step 6: Final answer
    x = 2,619.74

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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.