Home / 2,943.41-4,059.30-2,057.69

Finding the Fourth Proportional to 2,943.41, 4,059.30 and 2,057.69

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Solution

The fourth proportional to 2,943.41, 4,059.30 and 2,057.69 is: 2,837.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.41 : 4,059.30 = 2,057.69 : x
  2. Step 2: Convert to fraction form
    2,943.41/4,059.30 = 2,057.69/x
  3. Step 3: Cross multiply
    2,943.41x = 4,059.30 × 2,057.69
  4. Step 4: Simplify right side
    2,943.41x = 8,352,781.02
  5. Step 5: Solve for x
    x = 8,352,781.02/2,943.41
  6. Step 6: Final answer
    x = 2,837.79

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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.