Home / 5,636.82-8,459.39-2,675.28

Finding the Fourth Proportional to 5,636.82, 8,459.39 and 2,675.28

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Solution

The fourth proportional to 5,636.82, 8,459.39 and 2,675.28 is: 4,014.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,636.82 : 8,459.39 = 2,675.28 : x
  2. Step 2: Convert to fraction form
    5,636.82/8,459.39 = 2,675.28/x
  3. Step 3: Cross multiply
    5,636.82x = 8,459.39 × 2,675.28
  4. Step 4: Simplify right side
    5,636.82x = 22,631,223.50
  5. Step 5: Solve for x
    x = 22,631,223.50/5,636.82
  6. Step 6: Final answer
    x = 4,014.89

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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.