Home / 6,954.48-10,428.30-3,992.46

Finding the Fourth Proportional to 6,954.48, 10,428.30 and 3,992.46

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Solution

The fourth proportional to 6,954.48, 10,428.30 and 3,992.46 is: 5,986.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,954.48 : 10,428.30 = 3,992.46 : x
  2. Step 2: Convert to fraction form
    6,954.48/10,428.30 = 3,992.46/x
  3. Step 3: Cross multiply
    6,954.48x = 10,428.30 × 3,992.46
  4. Step 4: Simplify right side
    6,954.48x = 41,634,570.62
  5. Step 5: Solve for x
    x = 41,634,570.62/6,954.48
  6. Step 6: Final answer
    x = 5,986.73

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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.