Home / 10,344.32-15,512.69-3,768.56

Finding the Fourth Proportional to 10,344.32, 15,512.69 and 3,768.56

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Solution

The fourth proportional to 10,344.32, 15,512.69 and 3,768.56 is: 5,651.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,344.32 : 15,512.69 = 3,768.56 : x
  2. Step 2: Convert to fraction form
    10,344.32/15,512.69 = 3,768.56/x
  3. Step 3: Cross multiply
    10,344.32x = 15,512.69 × 3,768.56
  4. Step 4: Simplify right side
    10,344.32x = 58,460,434.88
  5. Step 5: Solve for x
    x = 58,460,434.88/10,344.32
  6. Step 6: Final answer
    x = 5,651.46

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.