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Finding the Fourth Proportional to 6,883.96, 9,482.86 and 5,872.37

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Solution

The fourth proportional to 6,883.96, 9,482.86 and 5,872.37 is: 8,089.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,883.96 : 9,482.86 = 5,872.37 : x
  2. Step 2: Convert to fraction form
    6,883.96/9,482.86 = 5,872.37/x
  3. Step 3: Cross multiply
    6,883.96x = 9,482.86 × 5,872.37
  4. Step 4: Simplify right side
    6,883.96x = 55,686,862.58
  5. Step 5: Solve for x
    x = 55,686,862.58/6,883.96
  6. Step 6: Final answer
    x = 8,089.36

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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.