Home / 4,922.39-7,383.72-1,635.75

Finding the Fourth Proportional to 4,922.39, 7,383.72 and 1,635.75

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Solution

The fourth proportional to 4,922.39, 7,383.72 and 1,635.75 is: 2,453.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,922.39 : 7,383.72 = 1,635.75 : x
  2. Step 2: Convert to fraction form
    4,922.39/7,383.72 = 1,635.75/x
  3. Step 3: Cross multiply
    4,922.39x = 7,383.72 × 1,635.75
  4. Step 4: Simplify right side
    4,922.39x = 12,077,919.99
  5. Step 5: Solve for x
    x = 12,077,919.99/4,922.39
  6. Step 6: Final answer
    x = 2,453.67

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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.