Home / 12,788.37-19,183.46-4,467.44

Finding the Fourth Proportional to 12,788.37, 19,183.46 and 4,467.44

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Solution

The fourth proportional to 12,788.37, 19,183.46 and 4,467.44 is: 6,701.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,788.37 : 19,183.46 = 4,467.44 : x
  2. Step 2: Convert to fraction form
    12,788.37/19,183.46 = 4,467.44/x
  3. Step 3: Cross multiply
    12,788.37x = 19,183.46 × 4,467.44
  4. Step 4: Simplify right side
    12,788.37x = 85,700,838.29
  5. Step 5: Solve for x
    x = 85,700,838.29/12,788.37
  6. Step 6: Final answer
    x = 6,701.47

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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.