Home / 3,446.64-5,166.96-2,214.40

Finding the Fourth Proportional to 3,446.64, 5,166.96 and 2,214.40

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Solution

The fourth proportional to 3,446.64, 5,166.96 and 2,214.40 is: 3,319.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,446.64 : 5,166.96 = 2,214.40 : x
  2. Step 2: Convert to fraction form
    3,446.64/5,166.96 = 2,214.40/x
  3. Step 3: Cross multiply
    3,446.64x = 5,166.96 × 2,214.40
  4. Step 4: Simplify right side
    3,446.64x = 11,441,716.22
  5. Step 5: Solve for x
    x = 11,441,716.22/3,446.64
  6. Step 6: Final answer
    x = 3,319.67

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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.