Home / 3,027.70-4,178.34-1,833.07

Finding the Fourth Proportional to 3,027.70, 4,178.34 and 1,833.07

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Solution

The fourth proportional to 3,027.70, 4,178.34 and 1,833.07 is: 2,529.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.70 : 4,178.34 = 1,833.07 : x
  2. Step 2: Convert to fraction form
    3,027.70/4,178.34 = 1,833.07/x
  3. Step 3: Cross multiply
    3,027.70x = 4,178.34 × 1,833.07
  4. Step 4: Simplify right side
    3,027.70x = 7,659,189.70
  5. Step 5: Solve for x
    x = 7,659,189.70/3,027.70
  6. Step 6: Final answer
    x = 2,529.71

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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.