Home / 7,268.13-10,029.83-4,081.79

Finding the Fourth Proportional to 7,268.13, 10,029.83 and 4,081.79

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Solution

The fourth proportional to 7,268.13, 10,029.83 and 4,081.79 is: 5,632.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,268.13 : 10,029.83 = 4,081.79 : x
  2. Step 2: Convert to fraction form
    7,268.13/10,029.83 = 4,081.79/x
  3. Step 3: Cross multiply
    7,268.13x = 10,029.83 × 4,081.79
  4. Step 4: Simplify right side
    7,268.13x = 40,939,664.46
  5. Step 5: Solve for x
    x = 40,939,664.46/7,268.13
  6. Step 6: Final answer
    x = 5,632.76

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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.