Home / 11,795.86-16,277.68-6,491.17

Finding the Fourth Proportional to 11,795.86, 16,277.68 and 6,491.17

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Solution

The fourth proportional to 11,795.86, 16,277.68 and 6,491.17 is: 8,957.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,795.86 : 16,277.68 = 6,491.17 : x
  2. Step 2: Convert to fraction form
    11,795.86/16,277.68 = 6,491.17/x
  3. Step 3: Cross multiply
    11,795.86x = 16,277.68 × 6,491.17
  4. Step 4: Simplify right side
    11,795.86x = 105,661,188.09
  5. Step 5: Solve for x
    x = 105,661,188.09/11,795.86
  6. Step 6: Final answer
    x = 8,957.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.