Home / 5,080.91-7,619.38-1,748.52

Finding the Fourth Proportional to 5,080.91, 7,619.38 and 1,748.52

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Solution

The fourth proportional to 5,080.91, 7,619.38 and 1,748.52 is: 2,622.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,080.91 : 7,619.38 = 1,748.52 : x
  2. Step 2: Convert to fraction form
    5,080.91/7,619.38 = 1,748.52/x
  3. Step 3: Cross multiply
    5,080.91x = 7,619.38 × 1,748.52
  4. Step 4: Simplify right side
    5,080.91x = 13,322,633.95
  5. Step 5: Solve for x
    x = 13,322,633.95/5,080.91
  6. Step 6: Final answer
    x = 2,622.10

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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.