Home / 8,260.25-11,399.33-4,723.79

Finding the Fourth Proportional to 8,260.25, 11,399.33 and 4,723.79

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Solution

The fourth proportional to 8,260.25, 11,399.33 and 4,723.79 is: 6,518.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,260.25 : 11,399.33 = 4,723.79 : x
  2. Step 2: Convert to fraction form
    8,260.25/11,399.33 = 4,723.79/x
  3. Step 3: Cross multiply
    8,260.25x = 11,399.33 × 4,723.79
  4. Step 4: Simplify right side
    8,260.25x = 53,847,995.87
  5. Step 5: Solve for x
    x = 53,847,995.87/8,260.25
  6. Step 6: Final answer
    x = 6,518.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.