Home / 5,148.47-7,102.52-3,023.96

Finding the Fourth Proportional to 5,148.47, 7,102.52 and 3,023.96

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Solution

The fourth proportional to 5,148.47, 7,102.52 and 3,023.96 is: 4,171.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,148.47 : 7,102.52 = 3,023.96 : x
  2. Step 2: Convert to fraction form
    5,148.47/7,102.52 = 3,023.96/x
  3. Step 3: Cross multiply
    5,148.47x = 7,102.52 × 3,023.96
  4. Step 4: Simplify right side
    5,148.47x = 21,477,735.06
  5. Step 5: Solve for x
    x = 21,477,735.06/5,148.47
  6. Step 6: Final answer
    x = 4,171.68

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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.