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Finding the Fourth Proportional to 8,843.57, 12,203.90 and 4,810.35

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Solution

The fourth proportional to 8,843.57, 12,203.90 and 4,810.35 is: 6,638.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,843.57 : 12,203.90 = 4,810.35 : x
  2. Step 2: Convert to fraction form
    8,843.57/12,203.90 = 4,810.35/x
  3. Step 3: Cross multiply
    8,843.57x = 12,203.90 × 4,810.35
  4. Step 4: Simplify right side
    8,843.57x = 58,705,030.37
  5. Step 5: Solve for x
    x = 58,705,030.37/8,843.57
  6. Step 6: Final answer
    x = 6,638.16

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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.