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Finding the Fourth Proportional to 7,237.35, 9,986.94 and 4,050.48

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Solution

The fourth proportional to 7,237.35, 9,986.94 and 4,050.48 is: 5,589.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,237.35 : 9,986.94 = 4,050.48 : x
  2. Step 2: Convert to fraction form
    7,237.35/9,986.94 = 4,050.48/x
  3. Step 3: Cross multiply
    7,237.35x = 9,986.94 × 4,050.48
  4. Step 4: Simplify right side
    7,237.35x = 40,451,900.73
  5. Step 5: Solve for x
    x = 40,451,900.73/7,237.35
  6. Step 6: Final answer
    x = 5,589.32

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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.