Home / 3,057.71-4,212.08-2,608.12

Finding the Fourth Proportional to 3,057.71, 4,212.08 and 2,608.12

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Solution

The fourth proportional to 3,057.71, 4,212.08 and 2,608.12 is: 3,592.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057.71 : 4,212.08 = 2,608.12 : x
  2. Step 2: Convert to fraction form
    3,057.71/4,212.08 = 2,608.12/x
  3. Step 3: Cross multiply
    3,057.71x = 4,212.08 × 2,608.12
  4. Step 4: Simplify right side
    3,057.71x = 10,985,606.08
  5. Step 5: Solve for x
    x = 10,985,606.08/3,057.71
  6. Step 6: Final answer
    x = 3,592.75

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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.