Home / 10,222.80-15,343.20-6,057.60

Finding the Fourth Proportional to 10,222.80, 15,343.20 and 6,057.60

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Solution

The fourth proportional to 10,222.80, 15,343.20 and 6,057.60 is: 9,091.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,222.80 : 15,343.20 = 6,057.60 : x
  2. Step 2: Convert to fraction form
    10,222.80/15,343.20 = 6,057.60/x
  3. Step 3: Cross multiply
    10,222.80x = 15,343.20 × 6,057.60
  4. Step 4: Simplify right side
    10,222.80x = 92,942,968.32
  5. Step 5: Solve for x
    x = 92,942,968.32/10,222.80
  6. Step 6: Final answer
    x = 9,091.73

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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.