Home / 2,276.80-3,410.34-1,408.48

Finding the Fourth Proportional to 2,276.80, 3,410.34 and 1,408.48

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Solution

The fourth proportional to 2,276.80, 3,410.34 and 1,408.48 is: 2,109.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,276.80 : 3,410.34 = 1,408.48 : x
  2. Step 2: Convert to fraction form
    2,276.80/3,410.34 = 1,408.48/x
  3. Step 3: Cross multiply
    2,276.80x = 3,410.34 × 1,408.48
  4. Step 4: Simplify right side
    2,276.80x = 4,803,395.68
  5. Step 5: Solve for x
    x = 4,803,395.68/2,276.80
  6. Step 6: Final answer
    x = 2,109.71

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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.