Home / 11,792.08-16,272.87-6,486.85

Finding the Fourth Proportional to 11,792.08, 16,272.87 and 6,486.85

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Solution

The fourth proportional to 11,792.08, 16,272.87 and 6,486.85 is: 8,951.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,792.08 : 16,272.87 = 6,486.85 : x
  2. Step 2: Convert to fraction form
    11,792.08/16,272.87 = 6,486.85/x
  3. Step 3: Cross multiply
    11,792.08x = 16,272.87 × 6,486.85
  4. Step 4: Simplify right side
    11,792.08x = 105,559,666.76
  5. Step 5: Solve for x
    x = 105,559,666.76/11,792.08
  6. Step 6: Final answer
    x = 8,951.74

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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.