Home / 8,186.09-11,296.80-4,649.22

Finding the Fourth Proportional to 8,186.09, 11,296.80 and 4,649.22

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Solution

The fourth proportional to 8,186.09, 11,296.80 and 4,649.22 is: 6,415.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,186.09 : 11,296.80 = 4,649.22 : x
  2. Step 2: Convert to fraction form
    8,186.09/11,296.80 = 4,649.22/x
  3. Step 3: Cross multiply
    8,186.09x = 11,296.80 × 4,649.22
  4. Step 4: Simplify right side
    8,186.09x = 52,521,308.50
  5. Step 5: Solve for x
    x = 52,521,308.50/8,186.09
  6. Step 6: Final answer
    x = 6,415.93

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.