Home / 11,258.21-15,536.09-6,222.32

Finding the Fourth Proportional to 11,258.21, 15,536.09 and 6,222.32

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Solution

The fourth proportional to 11,258.21, 15,536.09 and 6,222.32 is: 8,586.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,258.21 : 15,536.09 = 6,222.32 : x
  2. Step 2: Convert to fraction form
    11,258.21/15,536.09 = 6,222.32/x
  3. Step 3: Cross multiply
    11,258.21x = 15,536.09 × 6,222.32
  4. Step 4: Simplify right side
    11,258.21x = 96,670,414.74
  5. Step 5: Solve for x
    x = 96,670,414.74/11,258.21
  6. Step 6: Final answer
    x = 8,586.66

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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.