Home / 4,793.38-7,188.99-1,330.90

Finding the Fourth Proportional to 4,793.38, 7,188.99 and 1,330.90

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Solution

The fourth proportional to 4,793.38, 7,188.99 and 1,330.90 is: 1,996.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,793.38 : 7,188.99 = 1,330.90 : x
  2. Step 2: Convert to fraction form
    4,793.38/7,188.99 = 1,330.90/x
  3. Step 3: Cross multiply
    4,793.38x = 7,188.99 × 1,330.90
  4. Step 4: Simplify right side
    4,793.38x = 9,567,826.79
  5. Step 5: Solve for x
    x = 9,567,826.79/4,793.38
  6. Step 6: Final answer
    x = 1,996.05

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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.