Home / 4,687.20-6,467.81-2,698.04

Finding the Fourth Proportional to 4,687.20, 6,467.81 and 2,698.04

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Solution

The fourth proportional to 4,687.20, 6,467.81 and 2,698.04 is: 3,722.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,687.20 : 6,467.81 = 2,698.04 : x
  2. Step 2: Convert to fraction form
    4,687.20/6,467.81 = 2,698.04/x
  3. Step 3: Cross multiply
    4,687.20x = 6,467.81 × 2,698.04
  4. Step 4: Simplify right side
    4,687.20x = 17,450,412.77
  5. Step 5: Solve for x
    x = 17,450,412.77/4,687.20
  6. Step 6: Final answer
    x = 3,722.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.