Home / 6,274.26-9,408.06-2,112.88

Finding the Fourth Proportional to 6,274.26, 9,408.06 and 2,112.88

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Solution

The fourth proportional to 6,274.26, 9,408.06 and 2,112.88 is: 3,168.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,274.26 : 9,408.06 = 2,112.88 : x
  2. Step 2: Convert to fraction form
    6,274.26/9,408.06 = 2,112.88/x
  3. Step 3: Cross multiply
    6,274.26x = 9,408.06 × 2,112.88
  4. Step 4: Simplify right side
    6,274.26x = 19,878,101.81
  5. Step 5: Solve for x
    x = 19,878,101.81/6,274.26
  6. Step 6: Final answer
    x = 3,168.20

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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.