Home / 7,403.30-11,104.49-3,020.64

Finding the Fourth Proportional to 7,403.30, 11,104.49 and 3,020.64

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Solution

The fourth proportional to 7,403.30, 11,104.49 and 3,020.64 is: 4,530.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403.30 : 11,104.49 = 3,020.64 : x
  2. Step 2: Convert to fraction form
    7,403.30/11,104.49 = 3,020.64/x
  3. Step 3: Cross multiply
    7,403.30x = 11,104.49 × 3,020.64
  4. Step 4: Simplify right side
    7,403.30x = 33,542,695.05
  5. Step 5: Solve for x
    x = 33,542,695.05/7,403.30
  6. Step 6: Final answer
    x = 4,530.78

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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.