Home / 11,709.91-17,552.55-7,267.56

Finding the Fourth Proportional to 11,709.91, 17,552.55 and 7,267.56

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Solution

The fourth proportional to 11,709.91, 17,552.55 and 7,267.56 is: 10,893.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,709.91 : 17,552.55 = 7,267.56 : x
  2. Step 2: Convert to fraction form
    11,709.91/17,552.55 = 7,267.56/x
  3. Step 3: Cross multiply
    11,709.91x = 17,552.55 × 7,267.56
  4. Step 4: Simplify right side
    11,709.91x = 127,564,210.28
  5. Step 5: Solve for x
    x = 127,564,210.28/11,709.91
  6. Step 6: Final answer
    x = 10,893.70

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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.