Home / 6,930.23-10,399.44-2,550.76

Finding the Fourth Proportional to 6,930.23, 10,399.44 and 2,550.76

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Solution

The fourth proportional to 6,930.23, 10,399.44 and 2,550.76 is: 3,827.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,930.23 : 10,399.44 = 2,550.76 : x
  2. Step 2: Convert to fraction form
    6,930.23/10,399.44 = 2,550.76/x
  3. Step 3: Cross multiply
    6,930.23x = 10,399.44 × 2,550.76
  4. Step 4: Simplify right side
    6,930.23x = 26,526,498.14
  5. Step 5: Solve for x
    x = 26,526,498.14/6,930.23
  6. Step 6: Final answer
    x = 3,827.65

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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.