Home / 4,277.40-5,910.30-3,499.80

Finding the Fourth Proportional to 4,277.40, 5,910.30 and 3,499.80

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Solution

The fourth proportional to 4,277.40, 5,910.30 and 3,499.80 is: 4,835.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,277.40 : 5,910.30 = 3,499.80 : x
  2. Step 2: Convert to fraction form
    4,277.40/5,910.30 = 3,499.80/x
  3. Step 3: Cross multiply
    4,277.40x = 5,910.30 × 3,499.80
  4. Step 4: Simplify right side
    4,277.40x = 20,684,867.94
  5. Step 5: Solve for x
    x = 20,684,867.94/4,277.40
  6. Step 6: Final answer
    x = 4,835.85

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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.