Home / 5,649.41-7,791.27-4,236.29

Finding the Fourth Proportional to 5,649.41, 7,791.27 and 4,236.29

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Solution

The fourth proportional to 5,649.41, 7,791.27 and 4,236.29 is: 5,842.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,649.41 : 7,791.27 = 4,236.29 : x
  2. Step 2: Convert to fraction form
    5,649.41/7,791.27 = 4,236.29/x
  3. Step 3: Cross multiply
    5,649.41x = 7,791.27 × 4,236.29
  4. Step 4: Simplify right side
    5,649.41x = 33,006,079.19
  5. Step 5: Solve for x
    x = 33,006,079.19/5,649.41
  6. Step 6: Final answer
    x = 5,842.39

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Half scale
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Double scale
Find fourth proportional to 5,650.41, 7,792.65 and 4,237.29
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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.