Home / 5,828.10-8,734.36-2,126.85

Finding the Fourth Proportional to 5,828.10, 8,734.36 and 2,126.85

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Solution

The fourth proportional to 5,828.10, 8,734.36 and 2,126.85 is: 3,187.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,828.10 : 8,734.36 = 2,126.85 : x
  2. Step 2: Convert to fraction form
    5,828.10/8,734.36 = 2,126.85/x
  3. Step 3: Cross multiply
    5,828.10x = 8,734.36 × 2,126.85
  4. Step 4: Simplify right side
    5,828.10x = 18,576,673.57
  5. Step 5: Solve for x
    x = 18,576,673.57/5,828.10
  6. Step 6: Final answer
    x = 3,187.43

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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.