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Finding the Fourth Proportional to 5,028, 7,527.95 and 3,791.53

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Solution

The fourth proportional to 5,028, 7,527.95 and 3,791.53 is: 5,676.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,028 : 7,527.95 = 3,791.53 : x
  2. Step 2: Convert to fraction form
    5,028/7,527.95 = 3,791.53/x
  3. Step 3: Cross multiply
    5,028x = 7,527.95 × 3,791.53
  4. Step 4: Simplify right side
    5,028x = 28,542,448.26
  5. Step 5: Solve for x
    x = 28,542,448.26/5,028
  6. Step 6: Final answer
    x = 5,676.70

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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.