Home / 11,960.24-16,505.13-6,655.05

Finding the Fourth Proportional to 11,960.24, 16,505.13 and 6,655.05

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Solution

The fourth proportional to 11,960.24, 16,505.13 and 6,655.05 is: 9,183.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,960.24 : 16,505.13 = 6,655.05 : x
  2. Step 2: Convert to fraction form
    11,960.24/16,505.13 = 6,655.05/x
  3. Step 3: Cross multiply
    11,960.24x = 16,505.13 × 6,655.05
  4. Step 4: Simplify right side
    11,960.24x = 109,842,465.41
  5. Step 5: Solve for x
    x = 109,842,465.41/11,960.24
  6. Step 6: Final answer
    x = 9,183.97

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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.