Home / 7,994.31-11,967.54-5,768.12

Finding the Fourth Proportional to 7,994.31, 11,967.54 and 5,768.12

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Solution

The fourth proportional to 7,994.31, 11,967.54 and 5,768.12 is: 8,634.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,994.31 : 11,967.54 = 5,768.12 : x
  2. Step 2: Convert to fraction form
    7,994.31/11,967.54 = 5,768.12/x
  3. Step 3: Cross multiply
    7,994.31x = 11,967.54 × 5,768.12
  4. Step 4: Simplify right side
    7,994.31x = 69,030,177.98
  5. Step 5: Solve for x
    x = 69,030,177.98/7,994.31
  6. Step 6: Final answer
    x = 8,634.92

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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.