Home / 11,867.46-16,378.29-6,562.68

Finding the Fourth Proportional to 11,867.46, 16,378.29 and 6,562.68

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Solution

The fourth proportional to 11,867.46, 16,378.29 and 6,562.68 is: 9,057.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,867.46 : 16,378.29 = 6,562.68 : x
  2. Step 2: Convert to fraction form
    11,867.46/16,378.29 = 6,562.68/x
  3. Step 3: Cross multiply
    11,867.46x = 16,378.29 × 6,562.68
  4. Step 4: Simplify right side
    11,867.46x = 107,485,476.22
  5. Step 5: Solve for x
    x = 107,485,476.22/11,867.46
  6. Step 6: Final answer
    x = 9,057.16

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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.