Home / 6,207.78-8,566.56-3,375.06

Finding the Fourth Proportional to 6,207.78, 8,566.56 and 3,375.06

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Solution

The fourth proportional to 6,207.78, 8,566.56 and 3,375.06 is: 4,657.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,207.78 : 8,566.56 = 3,375.06 : x
  2. Step 2: Convert to fraction form
    6,207.78/8,566.56 = 3,375.06/x
  3. Step 3: Cross multiply
    6,207.78x = 8,566.56 × 3,375.06
  4. Step 4: Simplify right side
    6,207.78x = 28,912,653.99
  5. Step 5: Solve for x
    x = 28,912,653.99/6,207.78
  6. Step 6: Final answer
    x = 4,657.49

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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.