Home / 10,736.39-14,816.37-6,486.86

Finding the Fourth Proportional to 10,736.39, 14,816.37 and 6,486.86

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Solution

The fourth proportional to 10,736.39, 14,816.37 and 6,486.86 is: 8,951.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,736.39 : 14,816.37 = 6,486.86 : x
  2. Step 2: Convert to fraction form
    10,736.39/14,816.37 = 6,486.86/x
  3. Step 3: Cross multiply
    10,736.39x = 14,816.37 × 6,486.86
  4. Step 4: Simplify right side
    10,736.39x = 96,111,717.90
  5. Step 5: Solve for x
    x = 96,111,717.90/10,736.39
  6. Step 6: Final answer
    x = 8,951.96

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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.