Home / 6,238.42-8,589.37-5,292.25

Finding the Fourth Proportional to 6,238.42, 8,589.37 and 5,292.25

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Solution

The fourth proportional to 6,238.42, 8,589.37 and 5,292.25 is: 7,286.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,238.42 : 8,589.37 = 5,292.25 : x
  2. Step 2: Convert to fraction form
    6,238.42/8,589.37 = 5,292.25/x
  3. Step 3: Cross multiply
    6,238.42x = 8,589.37 × 5,292.25
  4. Step 4: Simplify right side
    6,238.42x = 45,457,023.97
  5. Step 5: Solve for x
    x = 45,457,023.97/6,238.42
  6. Step 6: Final answer
    x = 7,286.63

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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.