Home / 3,144.83-4,342.76-2,027.69

Finding the Fourth Proportional to 3,144.83, 4,342.76 and 2,027.69

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Solution

The fourth proportional to 3,144.83, 4,342.76 and 2,027.69 is: 2,800.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144.83 : 4,342.76 = 2,027.69 : x
  2. Step 2: Convert to fraction form
    3,144.83/4,342.76 = 2,027.69/x
  3. Step 3: Cross multiply
    3,144.83x = 4,342.76 × 2,027.69
  4. Step 4: Simplify right side
    3,144.83x = 8,805,739.17
  5. Step 5: Solve for x
    x = 8,805,739.17/3,144.83
  6. Step 6: Final answer
    x = 2,800.07

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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.