Home / 8,072.32-11,138.56-4,534.84

Finding the Fourth Proportional to 8,072.32, 11,138.56 and 4,534.84

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Solution

The fourth proportional to 8,072.32, 11,138.56 and 4,534.84 is: 6,257.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,072.32 : 11,138.56 = 4,534.84 : x
  2. Step 2: Convert to fraction form
    8,072.32/11,138.56 = 4,534.84/x
  3. Step 3: Cross multiply
    8,072.32x = 11,138.56 × 4,534.84
  4. Step 4: Simplify right side
    8,072.32x = 50,511,587.43
  5. Step 5: Solve for x
    x = 50,511,587.43/8,072.32
  6. Step 6: Final answer
    x = 6,257.38

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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.