Home / 4,741.45-7,111.10-2,662.38

Finding the Fourth Proportional to 4,741.45, 7,111.10 and 2,662.38

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Solution

The fourth proportional to 4,741.45, 7,111.10 and 2,662.38 is: 3,992.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,741.45 : 7,111.10 = 2,662.38 : x
  2. Step 2: Convert to fraction form
    4,741.45/7,111.10 = 2,662.38/x
  3. Step 3: Cross multiply
    4,741.45x = 7,111.10 × 2,662.38
  4. Step 4: Simplify right side
    4,741.45x = 18,932,457.07
  5. Step 5: Solve for x
    x = 18,932,457.07/4,741.45
  6. Step 6: Final answer
    x = 3,992.97

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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.