Home / 8,148.58-11,245.26-4,422.58

Finding the Fourth Proportional to 8,148.58, 11,245.26 and 4,422.58

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Solution

The fourth proportional to 8,148.58, 11,245.26 and 4,422.58 is: 6,103.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,148.58 : 11,245.26 = 4,422.58 : x
  2. Step 2: Convert to fraction form
    8,148.58/11,245.26 = 4,422.58/x
  3. Step 3: Cross multiply
    8,148.58x = 11,245.26 × 4,422.58
  4. Step 4: Simplify right side
    8,148.58x = 49,733,061.97
  5. Step 5: Solve for x
    x = 49,733,061.97/8,148.58
  6. Step 6: Final answer
    x = 6,103.28

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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.