Home / 3,110.08-4,661.88-2,136.46

Finding the Fourth Proportional to 3,110.08, 4,661.88 and 2,136.46

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Solution

The fourth proportional to 3,110.08, 4,661.88 and 2,136.46 is: 3,202.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.08 : 4,661.88 = 2,136.46 : x
  2. Step 2: Convert to fraction form
    3,110.08/4,661.88 = 2,136.46/x
  3. Step 3: Cross multiply
    3,110.08x = 4,661.88 × 2,136.46
  4. Step 4: Simplify right side
    3,110.08x = 9,959,920.14
  5. Step 5: Solve for x
    x = 9,959,920.14/3,110.08
  6. Step 6: Final answer
    x = 3,202.46

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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.