Home / 3,789.37-5,231.90-2,373.63

Finding the Fourth Proportional to 3,789.37, 5,231.90 and 2,373.63

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Solution

The fourth proportional to 3,789.37, 5,231.90 and 2,373.63 is: 3,277.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,789.37 : 5,231.90 = 2,373.63 : x
  2. Step 2: Convert to fraction form
    3,789.37/5,231.90 = 2,373.63/x
  3. Step 3: Cross multiply
    3,789.37x = 5,231.90 × 2,373.63
  4. Step 4: Simplify right side
    3,789.37x = 12,418,594.80
  5. Step 5: Solve for x
    x = 12,418,594.80/3,789.37
  6. Step 6: Final answer
    x = 3,277.22

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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.