Home / 5,696.25-8,543.57-1,998.33

Finding the Fourth Proportional to 5,696.25, 8,543.57 and 1,998.33

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Solution

The fourth proportional to 5,696.25, 8,543.57 and 1,998.33 is: 2,997.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,696.25 : 8,543.57 = 1,998.33 : x
  2. Step 2: Convert to fraction form
    5,696.25/8,543.57 = 1,998.33/x
  3. Step 3: Cross multiply
    5,696.25x = 8,543.57 × 1,998.33
  4. Step 4: Simplify right side
    5,696.25x = 17,072,862.25
  5. Step 5: Solve for x
    x = 17,072,862.25/5,696.25
  6. Step 6: Final answer
    x = 2,997.21

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.