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Finding the Fourth Proportional to 5,798.88, 8,001.81 and 3,560.85

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Solution

The fourth proportional to 5,798.88, 8,001.81 and 3,560.85 is: 4,913.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,798.88 : 8,001.81 = 3,560.85 : x
  2. Step 2: Convert to fraction form
    5,798.88/8,001.81 = 3,560.85/x
  3. Step 3: Cross multiply
    5,798.88x = 8,001.81 × 3,560.85
  4. Step 4: Simplify right side
    5,798.88x = 28,493,245.14
  5. Step 5: Solve for x
    x = 28,493,245.14/5,798.88
  6. Step 6: Final answer
    x = 4,913.58

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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.