Home / 7,377.75-10,181.43-4,234.68

Finding the Fourth Proportional to 7,377.75, 10,181.43 and 4,234.68

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Solution

The fourth proportional to 7,377.75, 10,181.43 and 4,234.68 is: 5,843.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,377.75 : 10,181.43 = 4,234.68 : x
  2. Step 2: Convert to fraction form
    7,377.75/10,181.43 = 4,234.68/x
  3. Step 3: Cross multiply
    7,377.75x = 10,181.43 × 4,234.68
  4. Step 4: Simplify right side
    7,377.75x = 43,115,097.99
  5. Step 5: Solve for x
    x = 43,115,097.99/7,377.75
  6. Step 6: Final answer
    x = 5,843.94

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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.