Home / 4,148.62-6,219.38-1,806.84

Finding the Fourth Proportional to 4,148.62, 6,219.38 and 1,806.84

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Solution

The fourth proportional to 4,148.62, 6,219.38 and 1,806.84 is: 2,708.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148.62 : 6,219.38 = 1,806.84 : x
  2. Step 2: Convert to fraction form
    4,148.62/6,219.38 = 1,806.84/x
  3. Step 3: Cross multiply
    4,148.62x = 6,219.38 × 1,806.84
  4. Step 4: Simplify right side
    4,148.62x = 11,237,424.56
  5. Step 5: Solve for x
    x = 11,237,424.56/4,148.62
  6. Step 6: Final answer
    x = 2,708.71

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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.