Home / 8,089.86-11,161.98-6,203.37

Finding the Fourth Proportional to 8,089.86, 11,161.98 and 6,203.37

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Solution

The fourth proportional to 8,089.86, 11,161.98 and 6,203.37 is: 8,559.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,089.86 : 11,161.98 = 6,203.37 : x
  2. Step 2: Convert to fraction form
    8,089.86/11,161.98 = 6,203.37/x
  3. Step 3: Cross multiply
    8,089.86x = 11,161.98 × 6,203.37
  4. Step 4: Simplify right side
    8,089.86x = 69,241,891.87
  5. Step 5: Solve for x
    x = 69,241,891.87/8,089.86
  6. Step 6: Final answer
    x = 8,559.10

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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.