Home / 9,080.20-13,620.30-9,022.60

Finding the Fourth Proportional to 9,080.20, 13,620.30 and 9,022.60

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Solution

The fourth proportional to 9,080.20, 13,620.30 and 9,022.60 is: 13,533.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,080.20 : 13,620.30 = 9,022.60 : x
  2. Step 2: Convert to fraction form
    9,080.20/13,620.30 = 9,022.60/x
  3. Step 3: Cross multiply
    9,080.20x = 13,620.30 × 9,022.60
  4. Step 4: Simplify right side
    9,080.20x = 122,890,518.78
  5. Step 5: Solve for x
    x = 122,890,518.78/9,080.20
  6. Step 6: Final answer
    x = 13,533.90

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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.