Home / 5,080.11-7,620.32-1,748.32

Finding the Fourth Proportional to 5,080.11, 7,620.32 and 1,748.32

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Solution

The fourth proportional to 5,080.11, 7,620.32 and 1,748.32 is: 2,622.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,080.11 : 7,620.32 = 1,748.32 : x
  2. Step 2: Convert to fraction form
    5,080.11/7,620.32 = 1,748.32/x
  3. Step 3: Cross multiply
    5,080.11x = 7,620.32 × 1,748.32
  4. Step 4: Simplify right side
    5,080.11x = 13,322,757.86
  5. Step 5: Solve for x
    x = 13,322,757.86/5,080.11
  6. Step 6: Final answer
    x = 2,622.53

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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.