Home / 11,845.46-16,346.73-6,810.66

Finding the Fourth Proportional to 11,845.46, 16,346.73 and 6,810.66

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Solution

The fourth proportional to 11,845.46, 16,346.73 and 6,810.66 is: 9,398.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,845.46 : 16,346.73 = 6,810.66 : x
  2. Step 2: Convert to fraction form
    11,845.46/16,346.73 = 6,810.66/x
  3. Step 3: Cross multiply
    11,845.46x = 16,346.73 × 6,810.66
  4. Step 4: Simplify right side
    11,845.46x = 111,332,055.90
  5. Step 5: Solve for x
    x = 111,332,055.90/11,845.46
  6. Step 6: Final answer
    x = 9,398.71

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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.