Home / 5,148.28-7,102.23-3,023.86

Finding the Fourth Proportional to 5,148.28, 7,102.23 and 3,023.86

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Solution

The fourth proportional to 5,148.28, 7,102.23 and 3,023.86 is: 4,171.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,148.28 : 7,102.23 = 3,023.86 : x
  2. Step 2: Convert to fraction form
    5,148.28/7,102.23 = 3,023.86/x
  3. Step 3: Cross multiply
    5,148.28x = 7,102.23 × 3,023.86
  4. Step 4: Simplify right side
    5,148.28x = 21,476,149.21
  5. Step 5: Solve for x
    x = 21,476,149.21/5,148.28
  6. Step 6: Final answer
    x = 4,171.52

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