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Finding the Fourth Proportional to 5,852.76, 8,079.03 and 3,974.07

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Solution

The fourth proportional to 5,852.76, 8,079.03 and 3,974.07 is: 5,485.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,852.76 : 8,079.03 = 3,974.07 : x
  2. Step 2: Convert to fraction form
    5,852.76/8,079.03 = 3,974.07/x
  3. Step 3: Cross multiply
    5,852.76x = 8,079.03 × 3,974.07
  4. Step 4: Simplify right side
    5,852.76x = 32,106,630.75
  5. Step 5: Solve for x
    x = 32,106,630.75/5,852.76
  6. Step 6: Final answer
    x = 5,485.72

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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.