Home / 8,207.42-11,326.20-4,481.42

Finding the Fourth Proportional to 8,207.42, 11,326.20 and 4,481.42

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Solution

The fourth proportional to 8,207.42, 11,326.20 and 4,481.42 is: 6,184.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,207.42 : 11,326.20 = 4,481.42 : x
  2. Step 2: Convert to fraction form
    8,207.42/11,326.20 = 4,481.42/x
  3. Step 3: Cross multiply
    8,207.42x = 11,326.20 × 4,481.42
  4. Step 4: Simplify right side
    8,207.42x = 50,757,459.20
  5. Step 5: Solve for x
    x = 50,757,459.20/8,207.42
  6. Step 6: Final answer
    x = 6,184.34

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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.