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Finding the Fourth Proportional to 4,676.67, 6,453.80 and 2,998.08

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Solution

The fourth proportional to 4,676.67, 6,453.80 and 2,998.08 is: 4,137.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,676.67 : 6,453.80 = 2,998.08 : x
  2. Step 2: Convert to fraction form
    4,676.67/6,453.80 = 2,998.08/x
  3. Step 3: Cross multiply
    4,676.67x = 6,453.80 × 2,998.08
  4. Step 4: Simplify right side
    4,676.67x = 19,348,976.44
  5. Step 5: Solve for x
    x = 19,348,976.44/4,676.67
  6. Step 6: Final answer
    x = 4,137.34

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1.5x scale

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.