Home / 4,213.14-6,320.41-2,104.86

Finding the Fourth Proportional to 4,213.14, 6,320.41 and 2,104.86

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Solution

The fourth proportional to 4,213.14, 6,320.41 and 2,104.86 is: 3,157.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,213.14 : 6,320.41 = 2,104.86 : x
  2. Step 2: Convert to fraction form
    4,213.14/6,320.41 = 2,104.86/x
  3. Step 3: Cross multiply
    4,213.14x = 6,320.41 × 2,104.86
  4. Step 4: Simplify right side
    4,213.14x = 13,303,578.19
  5. Step 5: Solve for x
    x = 13,303,578.19/4,213.14
  6. Step 6: Final answer
    x = 3,157.64

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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.