Home / 2,514.36-3,773.76-1,216.80

Finding the Fourth Proportional to 2,514.36, 3,773.76 and 1,216.80

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Solution

The fourth proportional to 2,514.36, 3,773.76 and 1,216.80 is: 1,826.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,514.36 : 3,773.76 = 1,216.80 : x
  2. Step 2: Convert to fraction form
    2,514.36/3,773.76 = 1,216.80/x
  3. Step 3: Cross multiply
    2,514.36x = 3,773.76 × 1,216.80
  4. Step 4: Simplify right side
    2,514.36x = 4,591,911.17
  5. Step 5: Solve for x
    x = 4,591,911.17/2,514.36
  6. Step 6: Final answer
    x = 1,826.27

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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.