Home / 2,956.97-4,413.79-2,606.63

Finding the Fourth Proportional to 2,956.97, 4,413.79 and 2,606.63

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Solution

The fourth proportional to 2,956.97, 4,413.79 and 2,606.63 is: 3,890.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956.97 : 4,413.79 = 2,606.63 : x
  2. Step 2: Convert to fraction form
    2,956.97/4,413.79 = 2,606.63/x
  3. Step 3: Cross multiply
    2,956.97x = 4,413.79 × 2,606.63
  4. Step 4: Simplify right side
    2,956.97x = 11,505,123.44
  5. Step 5: Solve for x
    x = 11,505,123.44/2,956.97
  6. Step 6: Final answer
    x = 3,890.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.