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Finding the Fourth Proportional to 5,080.03, 7,620.21 and 1,748.24

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Solution

The fourth proportional to 5,080.03, 7,620.21 and 1,748.24 is: 2,622.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,080.03 : 7,620.21 = 1,748.24 : x
  2. Step 2: Convert to fraction form
    5,080.03/7,620.21 = 1,748.24/x
  3. Step 3: Cross multiply
    5,080.03x = 7,620.21 × 1,748.24
  4. Step 4: Simplify right side
    5,080.03x = 13,321,947.19
  5. Step 5: Solve for x
    x = 13,321,947.19/5,080.03
  6. Step 6: Final answer
    x = 2,622.42

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1.5x scale

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.