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Finding the Fourth Proportional to 6,048.90, 8,381.10 and 5,917.68

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Solution

The fourth proportional to 6,048.90, 8,381.10 and 5,917.68 is: 8,199.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,048.90 : 8,381.10 = 5,917.68 : x
  2. Step 2: Convert to fraction form
    6,048.90/8,381.10 = 5,917.68/x
  3. Step 3: Cross multiply
    6,048.90x = 8,381.10 × 5,917.68
  4. Step 4: Simplify right side
    6,048.90x = 49,596,667.85
  5. Step 5: Solve for x
    x = 49,596,667.85/6,048.90
  6. Step 6: Final answer
    x = 8,199.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.