Home / 4,910.08-6,775.77-2,671.90

Finding the Fourth Proportional to 4,910.08, 6,775.77 and 2,671.90

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Solution

The fourth proportional to 4,910.08, 6,775.77 and 2,671.90 is: 3,687.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,910.08 : 6,775.77 = 2,671.90 : x
  2. Step 2: Convert to fraction form
    4,910.08/6,775.77 = 2,671.90/x
  3. Step 3: Cross multiply
    4,910.08x = 6,775.77 × 2,671.90
  4. Step 4: Simplify right side
    4,910.08x = 18,104,211.06
  5. Step 5: Solve for x
    x = 18,104,211.06/4,910.08
  6. Step 6: Final answer
    x = 3,687.15

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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.