Home / 5,827.85-8,738.31-2,315.97

Finding the Fourth Proportional to 5,827.85, 8,738.31 and 2,315.97

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Solution

The fourth proportional to 5,827.85, 8,738.31 and 2,315.97 is: 3,472.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,827.85 : 8,738.31 = 2,315.97 : x
  2. Step 2: Convert to fraction form
    5,827.85/8,738.31 = 2,315.97/x
  3. Step 3: Cross multiply
    5,827.85x = 8,738.31 × 2,315.97
  4. Step 4: Simplify right side
    5,827.85x = 20,237,663.81
  5. Step 5: Solve for x
    x = 20,237,663.81/5,827.85
  6. Step 6: Final answer
    x = 3,472.58

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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.