Home / 4,315.81-6,481.91-2,683.76

Finding the Fourth Proportional to 4,315.81, 6,481.91 and 2,683.76

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Solution

The fourth proportional to 4,315.81, 6,481.91 and 2,683.76 is: 4,030.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,315.81 : 6,481.91 = 2,683.76 : x
  2. Step 2: Convert to fraction form
    4,315.81/6,481.91 = 2,683.76/x
  3. Step 3: Cross multiply
    4,315.81x = 6,481.91 × 2,683.76
  4. Step 4: Simplify right side
    4,315.81x = 17,395,865.08
  5. Step 5: Solve for x
    x = 17,395,865.08/4,315.81
  6. Step 6: Final answer
    x = 4,030.73

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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.