Home / 7,629.39-11,446.92-2,435.67

Finding the Fourth Proportional to 7,629.39, 11,446.92 and 2,435.67

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Solution

The fourth proportional to 7,629.39, 11,446.92 and 2,435.67 is: 3,654.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,629.39 : 11,446.92 = 2,435.67 : x
  2. Step 2: Convert to fraction form
    7,629.39/11,446.92 = 2,435.67/x
  3. Step 3: Cross multiply
    7,629.39x = 11,446.92 × 2,435.67
  4. Step 4: Simplify right side
    7,629.39x = 27,880,919.64
  5. Step 5: Solve for x
    x = 27,880,919.64/7,629.39
  6. Step 6: Final answer
    x = 3,654.41

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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.