Home / 3,204.40-4,817.40-2,729.20

Finding the Fourth Proportional to 3,204.40, 4,817.40 and 2,729.20

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Solution

The fourth proportional to 3,204.40, 4,817.40 and 2,729.20 is: 4,103.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.40 : 4,817.40 = 2,729.20 : x
  2. Step 2: Convert to fraction form
    3,204.40/4,817.40 = 2,729.20/x
  3. Step 3: Cross multiply
    3,204.40x = 4,817.40 × 2,729.20
  4. Step 4: Simplify right side
    3,204.40x = 13,147,648.08
  5. Step 5: Solve for x
    x = 13,147,648.08/3,204.40
  6. Step 6: Final answer
    x = 4,103.00

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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.