Home / 7,327.21-10,994.91-7,267.70

Finding the Fourth Proportional to 7,327.21, 10,994.91 and 7,267.70

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Solution

The fourth proportional to 7,327.21, 10,994.91 and 7,267.70 is: 10,905.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,327.21 : 10,994.91 = 7,267.70 : x
  2. Step 2: Convert to fraction form
    7,327.21/10,994.91 = 7,267.70/x
  3. Step 3: Cross multiply
    7,327.21x = 10,994.91 × 7,267.70
  4. Step 4: Simplify right side
    7,327.21x = 79,907,707.41
  5. Step 5: Solve for x
    x = 79,907,707.41/7,327.21
  6. Step 6: Final answer
    x = 10,905.61

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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.