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Finding the Fourth Proportional to 5,876.93, 8,109.64 and 3,358.54

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Solution

The fourth proportional to 5,876.93, 8,109.64 and 3,358.54 is: 4,634.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876.93 : 8,109.64 = 3,358.54 : x
  2. Step 2: Convert to fraction form
    5,876.93/8,109.64 = 3,358.54/x
  3. Step 3: Cross multiply
    5,876.93x = 8,109.64 × 3,358.54
  4. Step 4: Simplify right side
    5,876.93x = 27,236,509.78
  5. Step 5: Solve for x
    x = 27,236,509.78/5,876.93
  6. Step 6: Final answer
    x = 4,634.48

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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.