Home / 4,965.08-7,440.71-2,187.59

Finding the Fourth Proportional to 4,965.08, 7,440.71 and 2,187.59

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Solution

The fourth proportional to 4,965.08, 7,440.71 and 2,187.59 is: 3,278.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,965.08 : 7,440.71 = 2,187.59 : x
  2. Step 2: Convert to fraction form
    4,965.08/7,440.71 = 2,187.59/x
  3. Step 3: Cross multiply
    4,965.08x = 7,440.71 × 2,187.59
  4. Step 4: Simplify right side
    4,965.08x = 16,277,174.65
  5. Step 5: Solve for x
    x = 16,277,174.65/4,965.08
  6. Step 6: Final answer
    x = 3,278.33

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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.