Home / 1,630.09-2,249.17-1,040.41

Finding the Fourth Proportional to 1,630.09, 2,249.17 and 1,040.41

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Solution

The fourth proportional to 1,630.09, 2,249.17 and 1,040.41 is: 1,435.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630.09 : 2,249.17 = 1,040.41 : x
  2. Step 2: Convert to fraction form
    1,630.09/2,249.17 = 1,040.41/x
  3. Step 3: Cross multiply
    1,630.09x = 2,249.17 × 1,040.41
  4. Step 4: Simplify right side
    1,630.09x = 2,340,058.96
  5. Step 5: Solve for x
    x = 2,340,058.96/1,630.09
  6. Step 6: Final answer
    x = 1,435.54

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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.