Home / 3,226.80-4,839.36-1,034.40

Finding the Fourth Proportional to 3,226.80, 4,839.36 and 1,034.40

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Solution

The fourth proportional to 3,226.80, 4,839.36 and 1,034.40 is: 1,551.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226.80 : 4,839.36 = 1,034.40 : x
  2. Step 2: Convert to fraction form
    3,226.80/4,839.36 = 1,034.40/x
  3. Step 3: Cross multiply
    3,226.80x = 4,839.36 × 1,034.40
  4. Step 4: Simplify right side
    3,226.80x = 5,005,833.98
  5. Step 5: Solve for x
    x = 5,005,833.98/3,226.80
  6. Step 6: Final answer
    x = 1,551.33

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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.