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Finding the Fourth Proportional to 8,550, 11,795.04 and 5,011.56

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Solution

The fourth proportional to 8,550, 11,795.04 and 5,011.56 is: 6,913.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,550 : 11,795.04 = 5,011.56 : x
  2. Step 2: Convert to fraction form
    8,550/11,795.04 = 5,011.56/x
  3. Step 3: Cross multiply
    8,550x = 11,795.04 × 5,011.56
  4. Step 4: Simplify right side
    8,550x = 59,111,550.66
  5. Step 5: Solve for x
    x = 59,111,550.66/8,550
  6. Step 6: Final answer
    x = 6,913.63

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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.