Home / 10,807.36-16,213.80-3,016.20

Finding the Fourth Proportional to 10,807.36, 16,213.80 and 3,016.20

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Solution

The fourth proportional to 10,807.36, 16,213.80 and 3,016.20 is: 4,525.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,807.36 : 16,213.80 = 3,016.20 : x
  2. Step 2: Convert to fraction form
    10,807.36/16,213.80 = 3,016.20/x
  3. Step 3: Cross multiply
    10,807.36x = 16,213.80 × 3,016.20
  4. Step 4: Simplify right side
    10,807.36x = 48,904,063.56
  5. Step 5: Solve for x
    x = 48,904,063.56/10,807.36
  6. Step 6: Final answer
    x = 4,525.07

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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.