Home / 11,792.12-16,272.77-6,486.93

Finding the Fourth Proportional to 11,792.12, 16,272.77 and 6,486.93

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Solution

The fourth proportional to 11,792.12, 16,272.77 and 6,486.93 is: 8,951.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,792.12 : 16,272.77 = 6,486.93 : x
  2. Step 2: Convert to fraction form
    11,792.12/16,272.77 = 6,486.93/x
  3. Step 3: Cross multiply
    11,792.12x = 16,272.77 × 6,486.93
  4. Step 4: Simplify right side
    11,792.12x = 105,560,287.46
  5. Step 5: Solve for x
    x = 105,560,287.46/11,792.12
  6. Step 6: Final answer
    x = 8,951.77

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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.