Home / 2,336.55-3,224.03-1,392.22

Finding the Fourth Proportional to 2,336.55, 3,224.03 and 1,392.22

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Solution

The fourth proportional to 2,336.55, 3,224.03 and 1,392.22 is: 1,921.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,336.55 : 3,224.03 = 1,392.22 : x
  2. Step 2: Convert to fraction form
    2,336.55/3,224.03 = 1,392.22/x
  3. Step 3: Cross multiply
    2,336.55x = 3,224.03 × 1,392.22
  4. Step 4: Simplify right side
    2,336.55x = 4,488,559.05
  5. Step 5: Solve for x
    x = 4,488,559.05/2,336.55
  6. Step 6: Final answer
    x = 1,921.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.