Home / 11,039.81-15,234.72-6,003.95

Finding the Fourth Proportional to 11,039.81, 15,234.72 and 6,003.95

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Solution

The fourth proportional to 11,039.81, 15,234.72 and 6,003.95 is: 8,285.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,039.81 : 15,234.72 = 6,003.95 : x
  2. Step 2: Convert to fraction form
    11,039.81/15,234.72 = 6,003.95/x
  3. Step 3: Cross multiply
    11,039.81x = 15,234.72 × 6,003.95
  4. Step 4: Simplify right side
    11,039.81x = 91,468,420.97
  5. Step 5: Solve for x
    x = 91,468,420.97/11,039.81
  6. Step 6: Final answer
    x = 8,285.33

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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.