Home / 10,514.88-15,759.36-3,934.08

Finding the Fourth Proportional to 10,514.88, 15,759.36 and 3,934.08

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Solution

The fourth proportional to 10,514.88, 15,759.36 and 3,934.08 is: 5,896.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,514.88 : 15,759.36 = 3,934.08 : x
  2. Step 2: Convert to fraction form
    10,514.88/15,759.36 = 3,934.08/x
  3. Step 3: Cross multiply
    10,514.88x = 15,759.36 × 3,934.08
  4. Step 4: Simplify right side
    10,514.88x = 61,998,582.99
  5. Step 5: Solve for x
    x = 61,998,582.99/10,514.88
  6. Step 6: Final answer
    x = 5,896.27

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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.