Home / 1,763.10-2,645.19-1,469.21

Finding the Fourth Proportional to 1,763.10, 2,645.19 and 1,469.21

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Solution

The fourth proportional to 1,763.10, 2,645.19 and 1,469.21 is: 2,204.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763.10 : 2,645.19 = 1,469.21 : x
  2. Step 2: Convert to fraction form
    1,763.10/2,645.19 = 1,469.21/x
  3. Step 3: Cross multiply
    1,763.10x = 2,645.19 × 1,469.21
  4. Step 4: Simplify right side
    1,763.10x = 3,886,326.37
  5. Step 5: Solve for x
    x = 3,886,326.37/1,763.10
  6. Step 6: Final answer
    x = 2,204.26

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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.