Home / 8,199.06-12,300.75-2,356.14

Finding the Fourth Proportional to 8,199.06, 12,300.75 and 2,356.14

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Solution

The fourth proportional to 8,199.06, 12,300.75 and 2,356.14 is: 3,534.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,199.06 : 12,300.75 = 2,356.14 : x
  2. Step 2: Convert to fraction form
    8,199.06/12,300.75 = 2,356.14/x
  3. Step 3: Cross multiply
    8,199.06x = 12,300.75 × 2,356.14
  4. Step 4: Simplify right side
    8,199.06x = 28,982,289.11
  5. Step 5: Solve for x
    x = 28,982,289.11/8,199.06
  6. Step 6: Final answer
    x = 3,534.83

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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.