Home / 3,300.91-4,555.53-2,709.79

Finding the Fourth Proportional to 3,300.91, 4,555.53 and 2,709.79

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Solution

The fourth proportional to 3,300.91, 4,555.53 and 2,709.79 is: 3,739.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300.91 : 4,555.53 = 2,709.79 : x
  2. Step 2: Convert to fraction form
    3,300.91/4,555.53 = 2,709.79/x
  3. Step 3: Cross multiply
    3,300.91x = 4,555.53 × 2,709.79
  4. Step 4: Simplify right side
    3,300.91x = 12,344,493.31
  5. Step 5: Solve for x
    x = 12,344,493.31/3,300.91
  6. Step 6: Final answer
    x = 3,739.73

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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.