Home / 5,386.35-7,433.08-3,028.49

Finding the Fourth Proportional to 5,386.35, 7,433.08 and 3,028.49

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Solution

The fourth proportional to 5,386.35, 7,433.08 and 3,028.49 is: 4,179.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,386.35 : 7,433.08 = 3,028.49 : x
  2. Step 2: Convert to fraction form
    5,386.35/7,433.08 = 3,028.49/x
  3. Step 3: Cross multiply
    5,386.35x = 7,433.08 × 3,028.49
  4. Step 4: Simplify right side
    5,386.35x = 22,511,008.45
  5. Step 5: Solve for x
    x = 22,511,008.45/5,386.35
  6. Step 6: Final answer
    x = 4,179.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.