Home / 11,332.88-16,999.92-3,542.30

Finding the Fourth Proportional to 11,332.88, 16,999.92 and 3,542.30

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Solution

The fourth proportional to 11,332.88, 16,999.92 and 3,542.30 is: 5,313.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,332.88 : 16,999.92 = 3,542.30 : x
  2. Step 2: Convert to fraction form
    11,332.88/16,999.92 = 3,542.30/x
  3. Step 3: Cross multiply
    11,332.88x = 16,999.92 × 3,542.30
  4. Step 4: Simplify right side
    11,332.88x = 60,218,731.62
  5. Step 5: Solve for x
    x = 60,218,731.62/11,332.88
  6. Step 6: Final answer
    x = 5,313.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.