Home / 10,804.44-16,190.46-8,335.56

Finding the Fourth Proportional to 10,804.44, 16,190.46 and 8,335.56

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Solution

The fourth proportional to 10,804.44, 16,190.46 and 8,335.56 is: 12,490.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,804.44 : 16,190.46 = 8,335.56 : x
  2. Step 2: Convert to fraction form
    10,804.44/16,190.46 = 8,335.56/x
  3. Step 3: Cross multiply
    10,804.44x = 16,190.46 × 8,335.56
  4. Step 4: Simplify right side
    10,804.44x = 134,956,550.76
  5. Step 5: Solve for x
    x = 134,956,550.76/10,804.44
  6. Step 6: Final answer
    x = 12,490.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.