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Finding the Fourth Proportional to 6,394.75, 9,592.94 and 1,777.75

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Solution

The fourth proportional to 6,394.75, 9,592.94 and 1,777.75 is: 2,666.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,394.75 : 9,592.94 = 1,777.75 : x
  2. Step 2: Convert to fraction form
    6,394.75/9,592.94 = 1,777.75/x
  3. Step 3: Cross multiply
    6,394.75x = 9,592.94 × 1,777.75
  4. Step 4: Simplify right side
    6,394.75x = 17,053,849.09
  5. Step 5: Solve for x
    x = 17,053,849.09/6,394.75
  6. Step 6: Final answer
    x = 2,666.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.