Home / 7,953.29-11,929.94-3,021.77

Finding the Fourth Proportional to 7,953.29, 11,929.94 and 3,021.77

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Solution

The fourth proportional to 7,953.29, 11,929.94 and 3,021.77 is: 4,532.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,953.29 : 11,929.94 = 3,021.77 : x
  2. Step 2: Convert to fraction form
    7,953.29/11,929.94 = 3,021.77/x
  3. Step 3: Cross multiply
    7,953.29x = 11,929.94 × 3,021.77
  4. Step 4: Simplify right side
    7,953.29x = 36,049,460.04
  5. Step 5: Solve for x
    x = 36,049,460.04/7,953.29
  6. Step 6: Final answer
    x = 4,532.65

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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.