Home / 1,947.24-2,687.06-1,063.03

Finding the Fourth Proportional to 1,947.24, 2,687.06 and 1,063.03

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Solution

The fourth proportional to 1,947.24, 2,687.06 and 1,063.03 is: 1,466.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947.24 : 2,687.06 = 1,063.03 : x
  2. Step 2: Convert to fraction form
    1,947.24/2,687.06 = 1,063.03/x
  3. Step 3: Cross multiply
    1,947.24x = 2,687.06 × 1,063.03
  4. Step 4: Simplify right side
    1,947.24x = 2,856,413.36
  5. Step 5: Solve for x
    x = 2,856,413.36/1,947.24
  6. Step 6: Final answer
    x = 1,466.90

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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.