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Finding the Fourth Proportional to 8,259.84, 11,400.33 and 5,073.09

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Solution

The fourth proportional to 8,259.84, 11,400.33 and 5,073.09 is: 7,001.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,259.84 : 11,400.33 = 5,073.09 : x
  2. Step 2: Convert to fraction form
    8,259.84/11,400.33 = 5,073.09/x
  3. Step 3: Cross multiply
    8,259.84x = 11,400.33 × 5,073.09
  4. Step 4: Simplify right side
    8,259.84x = 57,834,900.12
  5. Step 5: Solve for x
    x = 57,834,900.12/8,259.84
  6. Step 6: Final answer
    x = 7,001.94

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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.