Home / 6,353.37-8,759.25-5,214.87

Finding the Fourth Proportional to 6,353.37, 8,759.25 and 5,214.87

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Solution

The fourth proportional to 6,353.37, 8,759.25 and 5,214.87 is: 7,189.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,353.37 : 8,759.25 = 5,214.87 : x
  2. Step 2: Convert to fraction form
    6,353.37/8,759.25 = 5,214.87/x
  3. Step 3: Cross multiply
    6,353.37x = 8,759.25 × 5,214.87
  4. Step 4: Simplify right side
    6,353.37x = 45,678,350.05
  5. Step 5: Solve for x
    x = 45,678,350.05/6,353.37
  6. Step 6: Final answer
    x = 7,189.63

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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.