Home / 7,477.26-11,214.20-2,212.67

Finding the Fourth Proportional to 7,477.26, 11,214.20 and 2,212.67

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Solution

The fourth proportional to 7,477.26, 11,214.20 and 2,212.67 is: 3,318.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,477.26 : 11,214.20 = 2,212.67 : x
  2. Step 2: Convert to fraction form
    7,477.26/11,214.20 = 2,212.67/x
  3. Step 3: Cross multiply
    7,477.26x = 11,214.20 × 2,212.67
  4. Step 4: Simplify right side
    7,477.26x = 24,813,281.96
  5. Step 5: Solve for x
    x = 24,813,281.96/7,477.26
  6. Step 6: Final answer
    x = 3,318.50

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Half scale
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Double scale
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Similar ratio
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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.