Home / 6,942.27-9,580.11-3,798.39

Finding the Fourth Proportional to 6,942.27, 9,580.11 and 3,798.39

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Solution

The fourth proportional to 6,942.27, 9,580.11 and 3,798.39 is: 5,241.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,942.27 : 9,580.11 = 3,798.39 : x
  2. Step 2: Convert to fraction form
    6,942.27/9,580.11 = 3,798.39/x
  3. Step 3: Cross multiply
    6,942.27x = 9,580.11 × 3,798.39
  4. Step 4: Simplify right side
    6,942.27x = 36,388,994.02
  5. Step 5: Solve for x
    x = 36,388,994.02/6,942.27
  6. Step 6: Final answer
    x = 5,241.66

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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.