Home / 4,128.75-5,696.94-2,336.22

Finding the Fourth Proportional to 4,128.75, 5,696.94 and 2,336.22

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Solution

The fourth proportional to 4,128.75, 5,696.94 and 2,336.22 is: 3,223.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,128.75 : 5,696.94 = 2,336.22 : x
  2. Step 2: Convert to fraction form
    4,128.75/5,696.94 = 2,336.22/x
  3. Step 3: Cross multiply
    4,128.75x = 5,696.94 × 2,336.22
  4. Step 4: Simplify right side
    4,128.75x = 13,309,305.17
  5. Step 5: Solve for x
    x = 13,309,305.17/4,128.75
  6. Step 6: Final answer
    x = 3,223.57

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Half scale
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Double scale
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1.5x scale

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.