Home / 3,493-4,819.26-2,314.72

Finding the Fourth Proportional to 3,493, 4,819.26 and 2,314.72

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Solution

The fourth proportional to 3,493, 4,819.26 and 2,314.72 is: 3,193.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,493 : 4,819.26 = 2,314.72 : x
  2. Step 2: Convert to fraction form
    3,493/4,819.26 = 2,314.72/x
  3. Step 3: Cross multiply
    3,493x = 4,819.26 × 2,314.72
  4. Step 4: Simplify right side
    3,493x = 11,155,237.51
  5. Step 5: Solve for x
    x = 11,155,237.51/3,493
  6. Step 6: Final answer
    x = 3,193.60

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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.