Home / 4,150.40-6,225.62-1,228.73

Finding the Fourth Proportional to 4,150.40, 6,225.62 and 1,228.73

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Solution

The fourth proportional to 4,150.40, 6,225.62 and 1,228.73 is: 1,843.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,150.40 : 6,225.62 = 1,228.73 : x
  2. Step 2: Convert to fraction form
    4,150.40/6,225.62 = 1,228.73/x
  3. Step 3: Cross multiply
    4,150.40x = 6,225.62 × 1,228.73
  4. Step 4: Simplify right side
    4,150.40x = 7,649,568.79
  5. Step 5: Solve for x
    x = 7,649,568.79/4,150.40
  6. Step 6: Final answer
    x = 1,843.09

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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.