Home / 2,551.26-3,520.67-1,432.17

Finding the Fourth Proportional to 2,551.26, 3,520.67 and 1,432.17

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Solution

The fourth proportional to 2,551.26, 3,520.67 and 1,432.17 is: 1,976.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551.26 : 3,520.67 = 1,432.17 : x
  2. Step 2: Convert to fraction form
    2,551.26/3,520.67 = 1,432.17/x
  3. Step 3: Cross multiply
    2,551.26x = 3,520.67 × 1,432.17
  4. Step 4: Simplify right side
    2,551.26x = 5,042,190.79
  5. Step 5: Solve for x
    x = 5,042,190.79/2,551.26
  6. Step 6: Final answer
    x = 1,976.35

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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.