Home / 2,896.11-4,343.63-1,413.85

Finding the Fourth Proportional to 2,896.11, 4,343.63 and 1,413.85

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Solution

The fourth proportional to 2,896.11, 4,343.63 and 1,413.85 is: 2,120.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896.11 : 4,343.63 = 1,413.85 : x
  2. Step 2: Convert to fraction form
    2,896.11/4,343.63 = 1,413.85/x
  3. Step 3: Cross multiply
    2,896.11x = 4,343.63 × 1,413.85
  4. Step 4: Simplify right side
    2,896.11x = 6,141,223.35
  5. Step 5: Solve for x
    x = 6,141,223.35/2,896.11
  6. Step 6: Final answer
    x = 2,120.50

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1.5x scale

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.