Home / 5,902.27-8,143.94-4,485.58

Finding the Fourth Proportional to 5,902.27, 8,143.94 and 4,485.58

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Solution

The fourth proportional to 5,902.27, 8,143.94 and 4,485.58 is: 6,189.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,902.27 : 8,143.94 = 4,485.58 : x
  2. Step 2: Convert to fraction form
    5,902.27/8,143.94 = 4,485.58/x
  3. Step 3: Cross multiply
    5,902.27x = 8,143.94 × 4,485.58
  4. Step 4: Simplify right side
    5,902.27x = 36,530,285.24
  5. Step 5: Solve for x
    x = 36,530,285.24/5,902.27
  6. Step 6: Final answer
    x = 6,189.20

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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.