Home / 4,846.78-7,269.39-1,383.22

Finding the Fourth Proportional to 4,846.78, 7,269.39 and 1,383.22

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Solution

The fourth proportional to 4,846.78, 7,269.39 and 1,383.22 is: 2,074.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,846.78 : 7,269.39 = 1,383.22 : x
  2. Step 2: Convert to fraction form
    4,846.78/7,269.39 = 1,383.22/x
  3. Step 3: Cross multiply
    4,846.78x = 7,269.39 × 1,383.22
  4. Step 4: Simplify right side
    4,846.78x = 10,055,165.64
  5. Step 5: Solve for x
    x = 10,055,165.64/4,846.78
  6. Step 6: Final answer
    x = 2,074.61

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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.