Home / 1,763.88-2,646.69-1,179.19

Finding the Fourth Proportional to 1,763.88, 2,646.69 and 1,179.19

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Solution

The fourth proportional to 1,763.88, 2,646.69 and 1,179.19 is: 1,769.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763.88 : 2,646.69 = 1,179.19 : x
  2. Step 2: Convert to fraction form
    1,763.88/2,646.69 = 1,179.19/x
  3. Step 3: Cross multiply
    1,763.88x = 2,646.69 × 1,179.19
  4. Step 4: Simplify right side
    1,763.88x = 3,120,950.38
  5. Step 5: Solve for x
    x = 3,120,950.38/1,763.88
  6. Step 6: Final answer
    x = 1,769.37

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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.