Home / 2,392.14-3,584.97-1,238.70

Finding the Fourth Proportional to 2,392.14, 3,584.97 and 1,238.70

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Solution

The fourth proportional to 2,392.14, 3,584.97 and 1,238.70 is: 1,856.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,392.14 : 3,584.97 = 1,238.70 : x
  2. Step 2: Convert to fraction form
    2,392.14/3,584.97 = 1,238.70/x
  3. Step 3: Cross multiply
    2,392.14x = 3,584.97 × 1,238.70
  4. Step 4: Simplify right side
    2,392.14x = 4,440,702.34
  5. Step 5: Solve for x
    x = 4,440,702.34/2,392.14
  6. Step 6: Final answer
    x = 1,856.37

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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.