Home / 5,148.20-7,105.26-3,023.64

Finding the Fourth Proportional to 5,148.20, 7,105.26 and 3,023.64

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Solution

The fourth proportional to 5,148.20, 7,105.26 and 3,023.64 is: 4,173.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,148.20 : 7,105.26 = 3,023.64 : x
  2. Step 2: Convert to fraction form
    5,148.20/7,105.26 = 3,023.64/x
  3. Step 3: Cross multiply
    5,148.20x = 7,105.26 × 3,023.64
  4. Step 4: Simplify right side
    5,148.20x = 21,483,748.35
  5. Step 5: Solve for x
    x = 21,483,748.35/5,148.20
  6. Step 6: Final answer
    x = 4,173.06

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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.