Home / 4,266.42-6,399.63-1,493.19

Finding the Fourth Proportional to 4,266.42, 6,399.63 and 1,493.19

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Solution

The fourth proportional to 4,266.42, 6,399.63 and 1,493.19 is: 2,239.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,266.42 : 6,399.63 = 1,493.19 : x
  2. Step 2: Convert to fraction form
    4,266.42/6,399.63 = 1,493.19/x
  3. Step 3: Cross multiply
    4,266.42x = 6,399.63 × 1,493.19
  4. Step 4: Simplify right side
    4,266.42x = 9,555,863.52
  5. Step 5: Solve for x
    x = 9,555,863.52/4,266.42
  6. Step 6: Final answer
    x = 2,239.79

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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.