Home / 4,780.65-6,593.76-2,791.09

Finding the Fourth Proportional to 4,780.65, 6,593.76 and 2,791.09

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Solution

The fourth proportional to 4,780.65, 6,593.76 and 2,791.09 is: 3,849.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,780.65 : 6,593.76 = 2,791.09 : x
  2. Step 2: Convert to fraction form
    4,780.65/6,593.76 = 2,791.09/x
  3. Step 3: Cross multiply
    4,780.65x = 6,593.76 × 2,791.09
  4. Step 4: Simplify right side
    4,780.65x = 18,403,777.60
  5. Step 5: Solve for x
    x = 18,403,777.60/4,780.65
  6. Step 6: Final answer
    x = 3,849.64

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1.5x scale

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.