Home / 3,228.39-4,842.90-1,036.61

Finding the Fourth Proportional to 3,228.39, 4,842.90 and 1,036.61

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Solution

The fourth proportional to 3,228.39, 4,842.90 and 1,036.61 is: 1,555.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228.39 : 4,842.90 = 1,036.61 : x
  2. Step 2: Convert to fraction form
    3,228.39/4,842.90 = 1,036.61/x
  3. Step 3: Cross multiply
    3,228.39x = 4,842.90 × 1,036.61
  4. Step 4: Simplify right side
    3,228.39x = 5,020,174.35
  5. Step 5: Solve for x
    x = 5,020,174.35/3,228.39
  6. Step 6: Final answer
    x = 1,555.01

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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.