Home / 11,305.80-16,961.40-4,728.33

Finding the Fourth Proportional to 11,305.80, 16,961.40 and 4,728.33

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Solution

The fourth proportional to 11,305.80, 16,961.40 and 4,728.33 is: 7,093.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,305.80 : 16,961.40 = 4,728.33 : x
  2. Step 2: Convert to fraction form
    11,305.80/16,961.40 = 4,728.33/x
  3. Step 3: Cross multiply
    11,305.80x = 16,961.40 × 4,728.33
  4. Step 4: Simplify right side
    11,305.80x = 80,199,096.46
  5. Step 5: Solve for x
    x = 80,199,096.46/11,305.80
  6. Step 6: Final answer
    x = 7,093.62

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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.