Home / 7,077.09-10,620.26-2,694.59

Finding the Fourth Proportional to 7,077.09, 10,620.26 and 2,694.59

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Solution

The fourth proportional to 7,077.09, 10,620.26 and 2,694.59 is: 4,043.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,077.09 : 10,620.26 = 2,694.59 : x
  2. Step 2: Convert to fraction form
    7,077.09/10,620.26 = 2,694.59/x
  3. Step 3: Cross multiply
    7,077.09x = 10,620.26 × 2,694.59
  4. Step 4: Simplify right side
    7,077.09x = 28,617,246.39
  5. Step 5: Solve for x
    x = 28,617,246.39/7,077.09
  6. Step 6: Final answer
    x = 4,043.65

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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.