Home / 4,781.80-6,597.74-2,791.22

Finding the Fourth Proportional to 4,781.80, 6,597.74 and 2,791.22

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Solution

The fourth proportional to 4,781.80, 6,597.74 and 2,791.22 is: 3,851.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,781.80 : 6,597.74 = 2,791.22 : x
  2. Step 2: Convert to fraction form
    4,781.80/6,597.74 = 2,791.22/x
  3. Step 3: Cross multiply
    4,781.80x = 6,597.74 × 2,791.22
  4. Step 4: Simplify right side
    4,781.80x = 18,415,743.84
  5. Step 5: Solve for x
    x = 18,415,743.84/4,781.80
  6. Step 6: Final answer
    x = 3,851.22

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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.