Home / 3,150.48-4,724.76-1,098

Finding the Fourth Proportional to 3,150.48, 4,724.76 and 1,098

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Solution

The fourth proportional to 3,150.48, 4,724.76 and 1,098 is: 1,646.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.48 : 4,724.76 = 1,098 : x
  2. Step 2: Convert to fraction form
    3,150.48/4,724.76 = 1,098/x
  3. Step 3: Cross multiply
    3,150.48x = 4,724.76 × 1,098
  4. Step 4: Simplify right side
    3,150.48x = 5,187,786.48
  5. Step 5: Solve for x
    x = 5,187,786.48/3,150.48
  6. Step 6: Final answer
    x = 1,646.67

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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.