Home / 3,334.91-4,991.87-2,288.79

Finding the Fourth Proportional to 3,334.91, 4,991.87 and 2,288.79

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Solution

The fourth proportional to 3,334.91, 4,991.87 and 2,288.79 is: 3,425.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,334.91 : 4,991.87 = 2,288.79 : x
  2. Step 2: Convert to fraction form
    3,334.91/4,991.87 = 2,288.79/x
  3. Step 3: Cross multiply
    3,334.91x = 4,991.87 × 2,288.79
  4. Step 4: Simplify right side
    3,334.91x = 11,425,342.14
  5. Step 5: Solve for x
    x = 11,425,342.14/3,334.91
  6. Step 6: Final answer
    x = 3,425.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.