Home / 7,957.17-11,929.07-3,514.12

Finding the Fourth Proportional to 7,957.17, 11,929.07 and 3,514.12

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Solution

The fourth proportional to 7,957.17, 11,929.07 and 3,514.12 is: 5,268.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,957.17 : 11,929.07 = 3,514.12 : x
  2. Step 2: Convert to fraction form
    7,957.17/11,929.07 = 3,514.12/x
  3. Step 3: Cross multiply
    7,957.17x = 11,929.07 × 3,514.12
  4. Step 4: Simplify right side
    7,957.17x = 41,920,162.43
  5. Step 5: Solve for x
    x = 41,920,162.43/7,957.17
  6. Step 6: Final answer
    x = 5,268.23

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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.