Home / 8,481.67-11,704.71-4,705.41

Finding the Fourth Proportional to 8,481.67, 11,704.71 and 4,705.41

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Solution

The fourth proportional to 8,481.67, 11,704.71 and 4,705.41 is: 6,493.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,481.67 : 11,704.71 = 4,705.41 : x
  2. Step 2: Convert to fraction form
    8,481.67/11,704.71 = 4,705.41/x
  3. Step 3: Cross multiply
    8,481.67x = 11,704.71 × 4,705.41
  4. Step 4: Simplify right side
    8,481.67x = 55,075,459.48
  5. Step 5: Solve for x
    x = 55,075,459.48/8,481.67
  6. Step 6: Final answer
    x = 6,493.47

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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.