Home / 7,630.62-11,445.60-2,700.30

Finding the Fourth Proportional to 7,630.62, 11,445.60 and 2,700.30

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Solution

The fourth proportional to 7,630.62, 11,445.60 and 2,700.30 is: 4,050.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,630.62 : 11,445.60 = 2,700.30 : x
  2. Step 2: Convert to fraction form
    7,630.62/11,445.60 = 2,700.30/x
  3. Step 3: Cross multiply
    7,630.62x = 11,445.60 × 2,700.30
  4. Step 4: Simplify right side
    7,630.62x = 30,906,553.68
  5. Step 5: Solve for x
    x = 30,906,553.68/7,630.62
  6. Step 6: Final answer
    x = 4,050.33

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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.