Home / 2,110.50-2,911.26-1,323.18

Finding the Fourth Proportional to 2,110.50, 2,911.26 and 1,323.18

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Solution

The fourth proportional to 2,110.50, 2,911.26 and 1,323.18 is: 1,825.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.50 : 2,911.26 = 1,323.18 : x
  2. Step 2: Convert to fraction form
    2,110.50/2,911.26 = 1,323.18/x
  3. Step 3: Cross multiply
    2,110.50x = 2,911.26 × 1,323.18
  4. Step 4: Simplify right side
    2,110.50x = 3,852,121.01
  5. Step 5: Solve for x
    x = 3,852,121.01/2,110.50
  6. Step 6: Final answer
    x = 1,825.22

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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.