Home / 6,988.86-10,469.22-3,235.36

Finding the Fourth Proportional to 6,988.86, 10,469.22 and 3,235.36

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Solution

The fourth proportional to 6,988.86, 10,469.22 and 3,235.36 is: 4,846.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,988.86 : 10,469.22 = 3,235.36 : x
  2. Step 2: Convert to fraction form
    6,988.86/10,469.22 = 3,235.36/x
  3. Step 3: Cross multiply
    6,988.86x = 10,469.22 × 3,235.36
  4. Step 4: Simplify right side
    6,988.86x = 33,871,695.62
  5. Step 5: Solve for x
    x = 33,871,695.62/6,988.86
  6. Step 6: Final answer
    x = 4,846.53

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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.