Home / 3,270.12-4,906.05-1,710.90

Finding the Fourth Proportional to 3,270.12, 4,906.05 and 1,710.90

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Solution

The fourth proportional to 3,270.12, 4,906.05 and 1,710.90 is: 2,566.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270.12 : 4,906.05 = 1,710.90 : x
  2. Step 2: Convert to fraction form
    3,270.12/4,906.05 = 1,710.90/x
  3. Step 3: Cross multiply
    3,270.12x = 4,906.05 × 1,710.90
  4. Step 4: Simplify right side
    3,270.12x = 8,393,760.95
  5. Step 5: Solve for x
    x = 8,393,760.95/3,270.12
  6. Step 6: Final answer
    x = 2,566.81

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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.