Home / 3,776.33-5,211.56-2,097.75

Finding the Fourth Proportional to 3,776.33, 5,211.56 and 2,097.75

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Solution

The fourth proportional to 3,776.33, 5,211.56 and 2,097.75 is: 2,895.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,776.33 : 5,211.56 = 2,097.75 : x
  2. Step 2: Convert to fraction form
    3,776.33/5,211.56 = 2,097.75/x
  3. Step 3: Cross multiply
    3,776.33x = 5,211.56 × 2,097.75
  4. Step 4: Simplify right side
    3,776.33x = 10,932,555.23
  5. Step 5: Solve for x
    x = 10,932,555.23/3,776.33
  6. Step 6: Final answer
    x = 2,895.02

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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.