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Finding the Fourth Proportional to 5,829.40, 8,744.10 and 3,237.40

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Solution

The fourth proportional to 5,829.40, 8,744.10 and 3,237.40 is: 4,856.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,829.40 : 8,744.10 = 3,237.40 : x
  2. Step 2: Convert to fraction form
    5,829.40/8,744.10 = 3,237.40/x
  3. Step 3: Cross multiply
    5,829.40x = 8,744.10 × 3,237.40
  4. Step 4: Simplify right side
    5,829.40x = 28,308,149.34
  5. Step 5: Solve for x
    x = 28,308,149.34/5,829.40
  6. Step 6: Final answer
    x = 4,856.10

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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.