Home / 3,675.75-5,514.45-1,210.41

Finding the Fourth Proportional to 3,675.75, 5,514.45 and 1,210.41

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Solution

The fourth proportional to 3,675.75, 5,514.45 and 1,210.41 is: 1,815.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,675.75 : 5,514.45 = 1,210.41 : x
  2. Step 2: Convert to fraction form
    3,675.75/5,514.45 = 1,210.41/x
  3. Step 3: Cross multiply
    3,675.75x = 5,514.45 × 1,210.41
  4. Step 4: Simplify right side
    3,675.75x = 6,674,720.17
  5. Step 5: Solve for x
    x = 6,674,720.17/3,675.75
  6. Step 6: Final answer
    x = 1,815.88

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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.