Home / 8,974.56-13,462.35-2,734.79

Finding the Fourth Proportional to 8,974.56, 13,462.35 and 2,734.79

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Solution

The fourth proportional to 8,974.56, 13,462.35 and 2,734.79 is: 4,102.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,974.56 : 13,462.35 = 2,734.79 : x
  2. Step 2: Convert to fraction form
    8,974.56/13,462.35 = 2,734.79/x
  3. Step 3: Cross multiply
    8,974.56x = 13,462.35 × 2,734.79
  4. Step 4: Simplify right side
    8,974.56x = 36,816,686.48
  5. Step 5: Solve for x
    x = 36,816,686.48/8,974.56
  6. Step 6: Final answer
    x = 4,102.34

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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.