Home / 4,270.08-6,405.84-3,231.52

Finding the Fourth Proportional to 4,270.08, 6,405.84 and 3,231.52

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Solution

The fourth proportional to 4,270.08, 6,405.84 and 3,231.52 is: 4,847.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270.08 : 6,405.84 = 3,231.52 : x
  2. Step 2: Convert to fraction form
    4,270.08/6,405.84 = 3,231.52/x
  3. Step 3: Cross multiply
    4,270.08x = 6,405.84 × 3,231.52
  4. Step 4: Simplify right side
    4,270.08x = 20,700,600.08
  5. Step 5: Solve for x
    x = 20,700,600.08/4,270.08
  6. Step 6: Final answer
    x = 4,847.82

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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.