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Finding the Fourth Proportional to 8,937.34, 13,407.84 and 4,004.44

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Solution

The fourth proportional to 8,937.34, 13,407.84 and 4,004.44 is: 6,007.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,937.34 : 13,407.84 = 4,004.44 : x
  2. Step 2: Convert to fraction form
    8,937.34/13,407.84 = 4,004.44/x
  3. Step 3: Cross multiply
    8,937.34x = 13,407.84 × 4,004.44
  4. Step 4: Simplify right side
    8,937.34x = 53,690,890.81
  5. Step 5: Solve for x
    x = 53,690,890.81/8,937.34
  6. Step 6: Final answer
    x = 6,007.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.