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Finding the Fourth Proportional to 6,676.55, 9,214.83 and 4,025.42

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Solution

The fourth proportional to 6,676.55, 9,214.83 and 4,025.42 is: 5,555.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,676.55 : 9,214.83 = 4,025.42 : x
  2. Step 2: Convert to fraction form
    6,676.55/9,214.83 = 4,025.42/x
  3. Step 3: Cross multiply
    6,676.55x = 9,214.83 × 4,025.42
  4. Step 4: Simplify right side
    6,676.55x = 37,093,560.98
  5. Step 5: Solve for x
    x = 37,093,560.98/6,676.55
  6. Step 6: Final answer
    x = 5,555.80

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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.