Home / 8,974.84-13,462.72-2,734.36

Finding the Fourth Proportional to 8,974.84, 13,462.72 and 2,734.36

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Solution

The fourth proportional to 8,974.84, 13,462.72 and 2,734.36 is: 4,101.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,974.84 : 13,462.72 = 2,734.36 : x
  2. Step 2: Convert to fraction form
    8,974.84/13,462.72 = 2,734.36/x
  3. Step 3: Cross multiply
    8,974.84x = 13,462.72 × 2,734.36
  4. Step 4: Simplify right side
    8,974.84x = 36,811,923.06
  5. Step 5: Solve for x
    x = 36,811,923.06/8,974.84
  6. Step 6: Final answer
    x = 4,101.68

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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.