Home / 1,649.44-2,274.91-1,401.58

Finding the Fourth Proportional to 1,649.44, 2,274.91 and 1,401.58

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Solution

The fourth proportional to 1,649.44, 2,274.91 and 1,401.58 is: 1,933.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,649.44 : 2,274.91 = 1,401.58 : x
  2. Step 2: Convert to fraction form
    1,649.44/2,274.91 = 1,401.58/x
  3. Step 3: Cross multiply
    1,649.44x = 2,274.91 × 1,401.58
  4. Step 4: Simplify right side
    1,649.44x = 3,188,468.36
  5. Step 5: Solve for x
    x = 3,188,468.36/1,649.44
  6. Step 6: Final answer
    x = 1,933.06

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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.