Home / 11,039.87-15,234.59-6,003.98

Finding the Fourth Proportional to 11,039.87, 15,234.59 and 6,003.98

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Solution

The fourth proportional to 11,039.87, 15,234.59 and 6,003.98 is: 8,285.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,039.87 : 15,234.59 = 6,003.98 : x
  2. Step 2: Convert to fraction form
    11,039.87/15,234.59 = 6,003.98/x
  3. Step 3: Cross multiply
    11,039.87x = 15,234.59 × 6,003.98
  4. Step 4: Simplify right side
    11,039.87x = 91,468,067.48
  5. Step 5: Solve for x
    x = 91,468,067.48/11,039.87
  6. Step 6: Final answer
    x = 8,285.25

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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.