Home / 3,584.21-5,376.72-1,118.37

Finding the Fourth Proportional to 3,584.21, 5,376.72 and 1,118.37

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Solution

The fourth proportional to 3,584.21, 5,376.72 and 1,118.37 is: 1,677.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,584.21 : 5,376.72 = 1,118.37 : x
  2. Step 2: Convert to fraction form
    3,584.21/5,376.72 = 1,118.37/x
  3. Step 3: Cross multiply
    3,584.21x = 5,376.72 × 1,118.37
  4. Step 4: Simplify right side
    3,584.21x = 6,013,162.35
  5. Step 5: Solve for x
    x = 6,013,162.35/3,584.21
  6. Step 6: Final answer
    x = 1,677.68

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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.