Home / 6,976.51-10,462.86-2,759.09

Finding the Fourth Proportional to 6,976.51, 10,462.86 and 2,759.09

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Solution

The fourth proportional to 6,976.51, 10,462.86 and 2,759.09 is: 4,137.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,976.51 : 10,462.86 = 2,759.09 : x
  2. Step 2: Convert to fraction form
    6,976.51/10,462.86 = 2,759.09/x
  3. Step 3: Cross multiply
    6,976.51x = 10,462.86 × 2,759.09
  4. Step 4: Simplify right side
    6,976.51x = 28,867,920.08
  5. Step 5: Solve for x
    x = 28,867,920.08/6,976.51
  6. Step 6: Final answer
    x = 4,137.88

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1.5x scale

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.