Home / 4,808.07-6,634.85-2,791.32

Finding the Fourth Proportional to 4,808.07, 6,634.85 and 2,791.32

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Solution

The fourth proportional to 4,808.07, 6,634.85 and 2,791.32 is: 3,851.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,808.07 : 6,634.85 = 2,791.32 : x
  2. Step 2: Convert to fraction form
    4,808.07/6,634.85 = 2,791.32/x
  3. Step 3: Cross multiply
    4,808.07x = 6,634.85 × 2,791.32
  4. Step 4: Simplify right side
    4,808.07x = 18,519,975.55
  5. Step 5: Solve for x
    x = 18,519,975.55/4,808.07
  6. Step 6: Final answer
    x = 3,851.85

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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.