Home / 6,217.44-8,577.34-4,090.23

Finding the Fourth Proportional to 6,217.44, 8,577.34 and 4,090.23

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Solution

The fourth proportional to 6,217.44, 8,577.34 and 4,090.23 is: 5,642.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,217.44 : 8,577.34 = 4,090.23 : x
  2. Step 2: Convert to fraction form
    6,217.44/8,577.34 = 4,090.23/x
  3. Step 3: Cross multiply
    6,217.44x = 8,577.34 × 4,090.23
  4. Step 4: Simplify right side
    6,217.44x = 35,083,283.16
  5. Step 5: Solve for x
    x = 35,083,283.16/6,217.44
  6. Step 6: Final answer
    x = 5,642.73

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Half scale
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Double scale
Find fourth proportional to 6,218.44, 8,578.72 and 4,091.23
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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.