Home / 4,190.54-5,782.79-2,302.02

Finding the Fourth Proportional to 4,190.54, 5,782.79 and 2,302.02

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Solution

The fourth proportional to 4,190.54, 5,782.79 and 2,302.02 is: 3,176.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190.54 : 5,782.79 = 2,302.02 : x
  2. Step 2: Convert to fraction form
    4,190.54/5,782.79 = 2,302.02/x
  3. Step 3: Cross multiply
    4,190.54x = 5,782.79 × 2,302.02
  4. Step 4: Simplify right side
    4,190.54x = 13,312,103.99
  5. Step 5: Solve for x
    x = 13,312,103.99/4,190.54
  6. Step 6: Final answer
    x = 3,176.71

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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.