Home / 11,274.21-15,558.22-6,238.34

Finding the Fourth Proportional to 11,274.21, 15,558.22 and 6,238.34

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Solution

The fourth proportional to 11,274.21, 15,558.22 and 6,238.34 is: 8,608.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,274.21 : 15,558.22 = 6,238.34 : x
  2. Step 2: Convert to fraction form
    11,274.21/15,558.22 = 6,238.34/x
  3. Step 3: Cross multiply
    11,274.21x = 15,558.22 × 6,238.34
  4. Step 4: Simplify right side
    11,274.21x = 97,057,466.15
  5. Step 5: Solve for x
    x = 97,057,466.15/11,274.21
  6. Step 6: Final answer
    x = 8,608.80

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1.5x scale

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.