Home / 11,016.32-16,528.80-4,856

Finding the Fourth Proportional to 11,016.32, 16,528.80 and 4,856

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Solution

The fourth proportional to 11,016.32, 16,528.80 and 4,856 is: 7,285.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,016.32 : 16,528.80 = 4,856 : x
  2. Step 2: Convert to fraction form
    11,016.32/16,528.80 = 4,856/x
  3. Step 3: Cross multiply
    11,016.32x = 16,528.80 × 4,856
  4. Step 4: Simplify right side
    11,016.32x = 80,263,852.80
  5. Step 5: Solve for x
    x = 80,263,852.80/11,016.32
  6. Step 6: Final answer
    x = 7,285.90

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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.