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Finding the Fourth Proportional to 6,258.72, 8,637 and 3,606.12

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Solution

The fourth proportional to 6,258.72, 8,637 and 3,606.12 is: 4,976.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,258.72 : 8,637 = 3,606.12 : x
  2. Step 2: Convert to fraction form
    6,258.72/8,637 = 3,606.12/x
  3. Step 3: Cross multiply
    6,258.72x = 8,637 × 3,606.12
  4. Step 4: Simplify right side
    6,258.72x = 31,146,058.44
  5. Step 5: Solve for x
    x = 31,146,058.44/6,258.72
  6. Step 6: Final answer
    x = 4,976.43

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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.