Home / 3,215.44-4,835.04-3,098.80

Finding the Fourth Proportional to 3,215.44, 4,835.04 and 3,098.80

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Solution

The fourth proportional to 3,215.44, 4,835.04 and 3,098.80 is: 4,659.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,215.44 : 4,835.04 = 3,098.80 : x
  2. Step 2: Convert to fraction form
    3,215.44/4,835.04 = 3,098.80/x
  3. Step 3: Cross multiply
    3,215.44x = 4,835.04 × 3,098.80
  4. Step 4: Simplify right side
    3,215.44x = 14,982,821.95
  5. Step 5: Solve for x
    x = 14,982,821.95/3,215.44
  6. Step 6: Final answer
    x = 4,659.65

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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.