Home / 4,924.20-7,383.57-1,636.44

Finding the Fourth Proportional to 4,924.20, 7,383.57 and 1,636.44

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Solution

The fourth proportional to 4,924.20, 7,383.57 and 1,636.44 is: 2,453.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,924.20 : 7,383.57 = 1,636.44 : x
  2. Step 2: Convert to fraction form
    4,924.20/7,383.57 = 1,636.44/x
  3. Step 3: Cross multiply
    4,924.20x = 7,383.57 × 1,636.44
  4. Step 4: Simplify right side
    4,924.20x = 12,082,769.29
  5. Step 5: Solve for x
    x = 12,082,769.29/4,924.20
  6. Step 6: Final answer
    x = 2,453.75

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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.