Home / 3,752.49-5,172.23-2,819.37

Finding the Fourth Proportional to 3,752.49, 5,172.23 and 2,819.37

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Solution

The fourth proportional to 3,752.49, 5,172.23 and 2,819.37 is: 3,886.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,752.49 : 5,172.23 = 2,819.37 : x
  2. Step 2: Convert to fraction form
    3,752.49/5,172.23 = 2,819.37/x
  3. Step 3: Cross multiply
    3,752.49x = 5,172.23 × 2,819.37
  4. Step 4: Simplify right side
    3,752.49x = 14,582,416.00
  5. Step 5: Solve for x
    x = 14,582,416.00/3,752.49
  6. Step 6: Final answer
    x = 3,886.06

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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.