Home / 2,418.26-3,344.56-2,169.48

Finding the Fourth Proportional to 2,418.26, 3,344.56 and 2,169.48

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Solution

The fourth proportional to 2,418.26, 3,344.56 and 2,169.48 is: 3,000.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418.26 : 3,344.56 = 2,169.48 : x
  2. Step 2: Convert to fraction form
    2,418.26/3,344.56 = 2,169.48/x
  3. Step 3: Cross multiply
    2,418.26x = 3,344.56 × 2,169.48
  4. Step 4: Simplify right side
    2,418.26x = 7,255,963.15
  5. Step 5: Solve for x
    x = 7,255,963.15/2,418.26
  6. Step 6: Final answer
    x = 3,000.50

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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.