Home / 8,676.28-11,972.46-4,898.44

Finding the Fourth Proportional to 8,676.28, 11,972.46 and 4,898.44

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Solution

The fourth proportional to 8,676.28, 11,972.46 and 4,898.44 is: 6,759.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,676.28 : 11,972.46 = 4,898.44 : x
  2. Step 2: Convert to fraction form
    8,676.28/11,972.46 = 4,898.44/x
  3. Step 3: Cross multiply
    8,676.28x = 11,972.46 × 4,898.44
  4. Step 4: Simplify right side
    8,676.28x = 58,646,376.96
  5. Step 5: Solve for x
    x = 58,646,376.96/8,676.28
  6. Step 6: Final answer
    x = 6,759.39

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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.