Home / 2,110.80-2,913.04-1,896.96

Finding the Fourth Proportional to 2,110.80, 2,913.04 and 1,896.96

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Solution

The fourth proportional to 2,110.80, 2,913.04 and 1,896.96 is: 2,617.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.80 : 2,913.04 = 1,896.96 : x
  2. Step 2: Convert to fraction form
    2,110.80/2,913.04 = 1,896.96/x
  3. Step 3: Cross multiply
    2,110.80x = 2,913.04 × 1,896.96
  4. Step 4: Simplify right side
    2,110.80x = 5,525,920.36
  5. Step 5: Solve for x
    x = 5,525,920.36/2,110.80
  6. Step 6: Final answer
    x = 2,617.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.