Home / 5,263.26-7,896.42-1,976.61

Finding the Fourth Proportional to 5,263.26, 7,896.42 and 1,976.61

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Solution

The fourth proportional to 5,263.26, 7,896.42 and 1,976.61 is: 2,965.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,263.26 : 7,896.42 = 1,976.61 : x
  2. Step 2: Convert to fraction form
    5,263.26/7,896.42 = 1,976.61/x
  3. Step 3: Cross multiply
    5,263.26x = 7,896.42 × 1,976.61
  4. Step 4: Simplify right side
    5,263.26x = 15,608,142.74
  5. Step 5: Solve for x
    x = 15,608,142.74/5,263.26
  6. Step 6: Final answer
    x = 2,965.49

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Similar ratio
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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.