Home / 11,834.82-16,331.81-6,457.01

Finding the Fourth Proportional to 11,834.82, 16,331.81 and 6,457.01

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Solution

The fourth proportional to 11,834.82, 16,331.81 and 6,457.01 is: 8,910.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,834.82 : 16,331.81 = 6,457.01 : x
  2. Step 2: Convert to fraction form
    11,834.82/16,331.81 = 6,457.01/x
  3. Step 3: Cross multiply
    11,834.82x = 16,331.81 × 6,457.01
  4. Step 4: Simplify right side
    11,834.82x = 105,454,546.54
  5. Step 5: Solve for x
    x = 105,454,546.54/11,834.82
  6. Step 6: Final answer
    x = 8,910.53

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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.