Home / 2,669.41-4,002.40-1,110.49

Finding the Fourth Proportional to 2,669.41, 4,002.40 and 1,110.49

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Solution

The fourth proportional to 2,669.41, 4,002.40 and 1,110.49 is: 1,665.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669.41 : 4,002.40 = 1,110.49 : x
  2. Step 2: Convert to fraction form
    2,669.41/4,002.40 = 1,110.49/x
  3. Step 3: Cross multiply
    2,669.41x = 4,002.40 × 1,110.49
  4. Step 4: Simplify right side
    2,669.41x = 4,444,625.18
  5. Step 5: Solve for x
    x = 4,444,625.18/2,669.41
  6. Step 6: Final answer
    x = 1,665.02

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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.