Home / 4,229.88-6,345.22-1,151.88

Finding the Fourth Proportional to 4,229.88, 6,345.22 and 1,151.88

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Solution

The fourth proportional to 4,229.88, 6,345.22 and 1,151.88 is: 1,727.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,229.88 : 6,345.22 = 1,151.88 : x
  2. Step 2: Convert to fraction form
    4,229.88/6,345.22 = 1,151.88/x
  3. Step 3: Cross multiply
    4,229.88x = 6,345.22 × 1,151.88
  4. Step 4: Simplify right side
    4,229.88x = 7,308,932.01
  5. Step 5: Solve for x
    x = 7,308,932.01/4,229.88
  6. Step 6: Final answer
    x = 1,727.93

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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.