Home / 8,450.48-12,677.64-3,257.84

Finding the Fourth Proportional to 8,450.48, 12,677.64 and 3,257.84

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Solution

The fourth proportional to 8,450.48, 12,677.64 and 3,257.84 is: 4,887.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,450.48 : 12,677.64 = 3,257.84 : x
  2. Step 2: Convert to fraction form
    8,450.48/12,677.64 = 3,257.84/x
  3. Step 3: Cross multiply
    8,450.48x = 12,677.64 × 3,257.84
  4. Step 4: Simplify right side
    8,450.48x = 41,301,722.70
  5. Step 5: Solve for x
    x = 41,301,722.70/8,450.48
  6. Step 6: Final answer
    x = 4,887.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.