Home / 3,228.10-4,842.69-1,584.43

Finding the Fourth Proportional to 3,228.10, 4,842.69 and 1,584.43

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Solution

The fourth proportional to 3,228.10, 4,842.69 and 1,584.43 is: 2,376.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228.10 : 4,842.69 = 1,584.43 : x
  2. Step 2: Convert to fraction form
    3,228.10/4,842.69 = 1,584.43/x
  3. Step 3: Cross multiply
    3,228.10x = 4,842.69 × 1,584.43
  4. Step 4: Simplify right side
    3,228.10x = 7,672,903.32
  5. Step 5: Solve for x
    x = 7,672,903.32/3,228.10
  6. Step 6: Final answer
    x = 2,376.91

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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.