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Finding the Fourth Proportional to 6,258.96, 8,637.84 and 3,774.96

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Solution

The fourth proportional to 6,258.96, 8,637.84 and 3,774.96 is: 5,209.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,258.96 : 8,637.84 = 3,774.96 : x
  2. Step 2: Convert to fraction form
    6,258.96/8,637.84 = 3,774.96/x
  3. Step 3: Cross multiply
    6,258.96x = 8,637.84 × 3,774.96
  4. Step 4: Simplify right side
    6,258.96x = 32,607,500.49
  5. Step 5: Solve for x
    x = 32,607,500.49/6,258.96
  6. Step 6: Final answer
    x = 5,209.73

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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.