Home / 4,245.41-6,367.21-1,322.12

Finding the Fourth Proportional to 4,245.41, 6,367.21 and 1,322.12

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Solution

The fourth proportional to 4,245.41, 6,367.21 and 1,322.12 is: 1,982.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,245.41 : 6,367.21 = 1,322.12 : x
  2. Step 2: Convert to fraction form
    4,245.41/6,367.21 = 1,322.12/x
  3. Step 3: Cross multiply
    4,245.41x = 6,367.21 × 1,322.12
  4. Step 4: Simplify right side
    4,245.41x = 8,418,228.30
  5. Step 5: Solve for x
    x = 8,418,228.30/4,245.41
  6. Step 6: Final answer
    x = 1,982.90

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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.