Home / 11,550.80-15,937.32-6,836.24

Finding the Fourth Proportional to 11,550.80, 15,937.32 and 6,836.24

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Solution

The fourth proportional to 11,550.80, 15,937.32 and 6,836.24 is: 9,432.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,550.80 : 15,937.32 = 6,836.24 : x
  2. Step 2: Convert to fraction form
    11,550.80/15,937.32 = 6,836.24/x
  3. Step 3: Cross multiply
    11,550.80x = 15,937.32 × 6,836.24
  4. Step 4: Simplify right side
    11,550.80x = 108,951,344.48
  5. Step 5: Solve for x
    x = 108,951,344.48/11,550.80
  6. Step 6: Final answer
    x = 9,432.36

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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.