Home / 8,090.86-11,163.75-6,204.58

Finding the Fourth Proportional to 8,090.86, 11,163.75 and 6,204.58

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Solution

The fourth proportional to 8,090.86, 11,163.75 and 6,204.58 is: 8,561.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,090.86 : 11,163.75 = 6,204.58 : x
  2. Step 2: Convert to fraction form
    8,090.86/11,163.75 = 6,204.58/x
  3. Step 3: Cross multiply
    8,090.86x = 11,163.75 × 6,204.58
  4. Step 4: Simplify right side
    8,090.86x = 69,266,379.98
  5. Step 5: Solve for x
    x = 69,266,379.98/8,090.86
  6. Step 6: Final answer
    x = 8,561.07

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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.