Home / 4,793.76-7,189.92-1,330.56

Finding the Fourth Proportional to 4,793.76, 7,189.92 and 1,330.56

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Solution

The fourth proportional to 4,793.76, 7,189.92 and 1,330.56 is: 1,995.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,793.76 : 7,189.92 = 1,330.56 : x
  2. Step 2: Convert to fraction form
    4,793.76/7,189.92 = 1,330.56/x
  3. Step 3: Cross multiply
    4,793.76x = 7,189.92 × 1,330.56
  4. Step 4: Simplify right side
    4,793.76x = 9,566,619.96
  5. Step 5: Solve for x
    x = 9,566,619.96/4,793.76
  6. Step 6: Final answer
    x = 1,995.64

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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.