Home / 5,028.52-7,541.54-2,109

Finding the Fourth Proportional to 5,028.52, 7,541.54 and 2,109

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Solution

The fourth proportional to 5,028.52, 7,541.54 and 2,109 is: 3,162.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,028.52 : 7,541.54 = 2,109 : x
  2. Step 2: Convert to fraction form
    5,028.52/7,541.54 = 2,109/x
  3. Step 3: Cross multiply
    5,028.52x = 7,541.54 × 2,109
  4. Step 4: Simplify right side
    5,028.52x = 15,905,107.86
  5. Step 5: Solve for x
    x = 15,905,107.86/5,028.52
  6. Step 6: Final answer
    x = 3,162.98

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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.