Home / 4,810.33-7,212.39-3,161.88

Finding the Fourth Proportional to 4,810.33, 7,212.39 and 3,161.88

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Solution

The fourth proportional to 4,810.33, 7,212.39 and 3,161.88 is: 4,740.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,810.33 : 7,212.39 = 3,161.88 : x
  2. Step 2: Convert to fraction form
    4,810.33/7,212.39 = 3,161.88/x
  3. Step 3: Cross multiply
    4,810.33x = 7,212.39 × 3,161.88
  4. Step 4: Simplify right side
    4,810.33x = 22,804,699.84
  5. Step 5: Solve for x
    x = 22,804,699.84/4,810.33
  6. Step 6: Final answer
    x = 4,740.78

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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.