Home / 5,561.91-7,674.68-3,323.32

Finding the Fourth Proportional to 5,561.91, 7,674.68 and 3,323.32

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Solution

The fourth proportional to 5,561.91, 7,674.68 and 3,323.32 is: 4,585.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,561.91 : 7,674.68 = 3,323.32 : x
  2. Step 2: Convert to fraction form
    5,561.91/7,674.68 = 3,323.32/x
  3. Step 3: Cross multiply
    5,561.91x = 7,674.68 × 3,323.32
  4. Step 4: Simplify right side
    5,561.91x = 25,505,379.16
  5. Step 5: Solve for x
    x = 25,505,379.16/5,561.91
  6. Step 6: Final answer
    x = 4,585.72

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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.