Home / 2,336.88-3,224.67-1,440.48

Finding the Fourth Proportional to 2,336.88, 3,224.67 and 1,440.48

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Solution

The fourth proportional to 2,336.88, 3,224.67 and 1,440.48 is: 1,987.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,336.88 : 3,224.67 = 1,440.48 : x
  2. Step 2: Convert to fraction form
    2,336.88/3,224.67 = 1,440.48/x
  3. Step 3: Cross multiply
    2,336.88x = 3,224.67 × 1,440.48
  4. Step 4: Simplify right side
    2,336.88x = 4,645,072.64
  5. Step 5: Solve for x
    x = 4,645,072.64/2,336.88
  6. Step 6: Final answer
    x = 1,987.72

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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.