Home / 4,153.05-6,230.61-1,231.36

Finding the Fourth Proportional to 4,153.05, 6,230.61 and 1,231.36

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Solution

The fourth proportional to 4,153.05, 6,230.61 and 1,231.36 is: 1,847.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,153.05 : 6,230.61 = 1,231.36 : x
  2. Step 2: Convert to fraction form
    4,153.05/6,230.61 = 1,231.36/x
  3. Step 3: Cross multiply
    4,153.05x = 6,230.61 × 1,231.36
  4. Step 4: Simplify right side
    4,153.05x = 7,672,108.35
  5. Step 5: Solve for x
    x = 7,672,108.35/4,153.05
  6. Step 6: Final answer
    x = 1,847.34

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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.