Home / 6,965.23-10,447.89-1,771.12

Finding the Fourth Proportional to 6,965.23, 10,447.89 and 1,771.12

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Solution

The fourth proportional to 6,965.23, 10,447.89 and 1,771.12 is: 2,656.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,965.23 : 10,447.89 = 1,771.12 : x
  2. Step 2: Convert to fraction form
    6,965.23/10,447.89 = 1,771.12/x
  3. Step 3: Cross multiply
    6,965.23x = 10,447.89 × 1,771.12
  4. Step 4: Simplify right side
    6,965.23x = 18,504,466.94
  5. Step 5: Solve for x
    x = 18,504,466.94/6,965.23
  6. Step 6: Final answer
    x = 2,656.69

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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.