Home / 3,261.90-4,883.40-2,443.80

Finding the Fourth Proportional to 3,261.90, 4,883.40 and 2,443.80

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Solution

The fourth proportional to 3,261.90, 4,883.40 and 2,443.80 is: 3,658.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.90 : 4,883.40 = 2,443.80 : x
  2. Step 2: Convert to fraction form
    3,261.90/4,883.40 = 2,443.80/x
  3. Step 3: Cross multiply
    3,261.90x = 4,883.40 × 2,443.80
  4. Step 4: Simplify right side
    3,261.90x = 11,934,052.92
  5. Step 5: Solve for x
    x = 11,934,052.92/3,261.90
  6. Step 6: Final answer
    x = 3,658.62

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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.