Home / 4,910.58-6,776.47-2,672.41

Finding the Fourth Proportional to 4,910.58, 6,776.47 and 2,672.41

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Solution

The fourth proportional to 4,910.58, 6,776.47 and 2,672.41 is: 3,687.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,910.58 : 6,776.47 = 2,672.41 : x
  2. Step 2: Convert to fraction form
    4,910.58/6,776.47 = 2,672.41/x
  3. Step 3: Cross multiply
    4,910.58x = 6,776.47 × 2,672.41
  4. Step 4: Simplify right side
    4,910.58x = 18,109,458.95
  5. Step 5: Solve for x
    x = 18,109,458.95/4,910.58
  6. Step 6: Final answer
    x = 3,687.85

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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.