Home / 3,106.80-4,661.82-2,010.87

Finding the Fourth Proportional to 3,106.80, 4,661.82 and 2,010.87

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Solution

The fourth proportional to 3,106.80, 4,661.82 and 2,010.87 is: 3,017.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106.80 : 4,661.82 = 2,010.87 : x
  2. Step 2: Convert to fraction form
    3,106.80/4,661.82 = 2,010.87/x
  3. Step 3: Cross multiply
    3,106.80x = 4,661.82 × 2,010.87
  4. Step 4: Simplify right side
    3,106.80x = 9,374,313.98
  5. Step 5: Solve for x
    x = 9,374,313.98/3,106.80
  6. Step 6: Final answer
    x = 3,017.35

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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.