Home / 3,249.83-4,876.56-1,518.44

Finding the Fourth Proportional to 3,249.83, 4,876.56 and 1,518.44

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Solution

The fourth proportional to 3,249.83, 4,876.56 and 1,518.44 is: 2,278.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,249.83 : 4,876.56 = 1,518.44 : x
  2. Step 2: Convert to fraction form
    3,249.83/4,876.56 = 1,518.44/x
  3. Step 3: Cross multiply
    3,249.83x = 4,876.56 × 1,518.44
  4. Step 4: Simplify right side
    3,249.83x = 7,404,763.77
  5. Step 5: Solve for x
    x = 7,404,763.77/3,249.83
  6. Step 6: Final answer
    x = 2,278.51

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1.5x scale

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.