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Finding the Fourth Proportional to 6,258.92, 8,637.09 and 3,740.45

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Solution

The fourth proportional to 6,258.92, 8,637.09 and 3,740.45 is: 5,161.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,258.92 : 8,637.09 = 3,740.45 : x
  2. Step 2: Convert to fraction form
    6,258.92/8,637.09 = 3,740.45/x
  3. Step 3: Cross multiply
    6,258.92x = 8,637.09 × 3,740.45
  4. Step 4: Simplify right side
    6,258.92x = 32,306,645.25
  5. Step 5: Solve for x
    x = 32,306,645.25/6,258.92
  6. Step 6: Final answer
    x = 5,161.70

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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.