Home / 7,268.77-10,030.48-4,081.78

Finding the Fourth Proportional to 7,268.77, 10,030.48 and 4,081.78

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Solution

The fourth proportional to 7,268.77, 10,030.48 and 4,081.78 is: 5,632.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,268.77 : 10,030.48 = 4,081.78 : x
  2. Step 2: Convert to fraction form
    7,268.77/10,030.48 = 4,081.78/x
  3. Step 3: Cross multiply
    7,268.77x = 10,030.48 × 4,081.78
  4. Step 4: Simplify right side
    7,268.77x = 40,942,212.65
  5. Step 5: Solve for x
    x = 40,942,212.65/7,268.77
  6. Step 6: Final answer
    x = 5,632.62

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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.