Home / 3,676.16-5,076.76-2,418.02

Finding the Fourth Proportional to 3,676.16, 5,076.76 and 2,418.02

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Solution

The fourth proportional to 3,676.16, 5,076.76 and 2,418.02 is: 3,339.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.16 : 5,076.76 = 2,418.02 : x
  2. Step 2: Convert to fraction form
    3,676.16/5,076.76 = 2,418.02/x
  3. Step 3: Cross multiply
    3,676.16x = 5,076.76 × 2,418.02
  4. Step 4: Simplify right side
    3,676.16x = 12,275,707.22
  5. Step 5: Solve for x
    x = 12,275,707.22/3,676.16
  6. Step 6: Final answer
    x = 3,339.27

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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.