Home / 6,514.30-9,771.47-2,132.18

Finding the Fourth Proportional to 6,514.30, 9,771.47 and 2,132.18

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Solution

The fourth proportional to 6,514.30, 9,771.47 and 2,132.18 is: 3,198.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,514.30 : 9,771.47 = 2,132.18 : x
  2. Step 2: Convert to fraction form
    6,514.30/9,771.47 = 2,132.18/x
  3. Step 3: Cross multiply
    6,514.30x = 9,771.47 × 2,132.18
  4. Step 4: Simplify right side
    6,514.30x = 20,834,532.90
  5. Step 5: Solve for x
    x = 20,834,532.90/6,514.30
  6. Step 6: Final answer
    x = 3,198.28

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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.