Home / 4,659.74-6,991.99-2,579.35

Finding the Fourth Proportional to 4,659.74, 6,991.99 and 2,579.35

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Solution

The fourth proportional to 4,659.74, 6,991.99 and 2,579.35 is: 3,870.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,659.74 : 6,991.99 = 2,579.35 : x
  2. Step 2: Convert to fraction form
    4,659.74/6,991.99 = 2,579.35/x
  3. Step 3: Cross multiply
    4,659.74x = 6,991.99 × 2,579.35
  4. Step 4: Simplify right side
    4,659.74x = 18,034,789.41
  5. Step 5: Solve for x
    x = 18,034,789.41/4,659.74
  6. Step 6: Final answer
    x = 3,870.34

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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.