Home / 3,226.13-4,839.88-1,036.40

Finding the Fourth Proportional to 3,226.13, 4,839.88 and 1,036.40

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Solution

The fourth proportional to 3,226.13, 4,839.88 and 1,036.40 is: 1,554.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226.13 : 4,839.88 = 1,036.40 : x
  2. Step 2: Convert to fraction form
    3,226.13/4,839.88 = 1,036.40/x
  3. Step 3: Cross multiply
    3,226.13x = 4,839.88 × 1,036.40
  4. Step 4: Simplify right side
    3,226.13x = 5,016,026.78
  5. Step 5: Solve for x
    x = 5,016,026.78/3,226.13
  6. Step 6: Final answer
    x = 1,554.81

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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.