Home / 6,827.10-10,240.63-2,147.52

Finding the Fourth Proportional to 6,827.10, 10,240.63 and 2,147.52

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Solution

The fourth proportional to 6,827.10, 10,240.63 and 2,147.52 is: 3,221.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,827.10 : 10,240.63 = 2,147.52 : x
  2. Step 2: Convert to fraction form
    6,827.10/10,240.63 = 2,147.52/x
  3. Step 3: Cross multiply
    6,827.10x = 10,240.63 × 2,147.52
  4. Step 4: Simplify right side
    6,827.10x = 21,991,945.25
  5. Step 5: Solve for x
    x = 21,991,945.25/6,827.10
  6. Step 6: Final answer
    x = 3,221.27

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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.