Home / 11,960.24-16,513.26-7,485.80

Finding the Fourth Proportional to 11,960.24, 16,513.26 and 7,485.80

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Solution

The fourth proportional to 11,960.24, 16,513.26 and 7,485.80 is: 10,335.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,960.24 : 16,513.26 = 7,485.80 : x
  2. Step 2: Convert to fraction form
    11,960.24/16,513.26 = 7,485.80/x
  3. Step 3: Cross multiply
    11,960.24x = 16,513.26 × 7,485.80
  4. Step 4: Simplify right side
    11,960.24x = 123,614,961.71
  5. Step 5: Solve for x
    x = 123,614,961.71/11,960.24
  6. Step 6: Final answer
    x = 10,335.49

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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.