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Finding the Fourth Proportional to 6,775.65, 9,349.43 and 4,418.55

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Solution

The fourth proportional to 6,775.65, 9,349.43 and 4,418.55 is: 6,096.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,775.65 : 9,349.43 = 4,418.55 : x
  2. Step 2: Convert to fraction form
    6,775.65/9,349.43 = 4,418.55/x
  3. Step 3: Cross multiply
    6,775.65x = 9,349.43 × 4,418.55
  4. Step 4: Simplify right side
    6,775.65x = 41,310,901.83
  5. Step 5: Solve for x
    x = 41,310,901.83/6,775.65
  6. Step 6: Final answer
    x = 6,096.97

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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.