Home / 4,231.08-6,340.48-2,913.48

Finding the Fourth Proportional to 4,231.08, 6,340.48 and 2,913.48

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Solution

The fourth proportional to 4,231.08, 6,340.48 and 2,913.48 is: 4,365.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,231.08 : 6,340.48 = 2,913.48 : x
  2. Step 2: Convert to fraction form
    4,231.08/6,340.48 = 2,913.48/x
  3. Step 3: Cross multiply
    4,231.08x = 6,340.48 × 2,913.48
  4. Step 4: Simplify right side
    4,231.08x = 18,472,861.67
  5. Step 5: Solve for x
    x = 18,472,861.67/4,231.08
  6. Step 6: Final answer
    x = 4,365.99

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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.