Home / 2,195.25-3,029.54-1,263.75

Finding the Fourth Proportional to 2,195.25, 3,029.54 and 1,263.75

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Solution

The fourth proportional to 2,195.25, 3,029.54 and 1,263.75 is: 1,744.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195.25 : 3,029.54 = 1,263.75 : x
  2. Step 2: Convert to fraction form
    2,195.25/3,029.54 = 1,263.75/x
  3. Step 3: Cross multiply
    2,195.25x = 3,029.54 × 1,263.75
  4. Step 4: Simplify right side
    2,195.25x = 3,828,574.86
  5. Step 5: Solve for x
    x = 3,828,574.86/2,195.25
  6. Step 6: Final answer
    x = 1,744.03

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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.