Home / 8,962.44-13,443.72-3,119.16

Finding the Fourth Proportional to 8,962.44, 13,443.72 and 3,119.16

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Solution

The fourth proportional to 8,962.44, 13,443.72 and 3,119.16 is: 4,678.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,962.44 : 13,443.72 = 3,119.16 : x
  2. Step 2: Convert to fraction form
    8,962.44/13,443.72 = 3,119.16/x
  3. Step 3: Cross multiply
    8,962.44x = 13,443.72 × 3,119.16
  4. Step 4: Simplify right side
    8,962.44x = 41,933,113.68
  5. Step 5: Solve for x
    x = 41,933,113.68/8,962.44
  6. Step 6: Final answer
    x = 4,678.76

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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.