Home / 4,771.23-6,583.88-2,781.97

Finding the Fourth Proportional to 4,771.23, 6,583.88 and 2,781.97

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Solution

The fourth proportional to 4,771.23, 6,583.88 and 2,781.97 is: 3,838.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,771.23 : 6,583.88 = 2,781.97 : x
  2. Step 2: Convert to fraction form
    4,771.23/6,583.88 = 2,781.97/x
  3. Step 3: Cross multiply
    4,771.23x = 6,583.88 × 2,781.97
  4. Step 4: Simplify right side
    4,771.23x = 18,316,147.14
  5. Step 5: Solve for x
    x = 18,316,147.14/4,771.23
  6. Step 6: Final answer
    x = 3,838.88

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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.