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Finding the Fourth Proportional to 5,871.48, 8,806.14 and 4,241.76

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Solution

The fourth proportional to 5,871.48, 8,806.14 and 4,241.76 is: 6,361.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,871.48 : 8,806.14 = 4,241.76 : x
  2. Step 2: Convert to fraction form
    5,871.48/8,806.14 = 4,241.76/x
  3. Step 3: Cross multiply
    5,871.48x = 8,806.14 × 4,241.76
  4. Step 4: Simplify right side
    5,871.48x = 37,353,532.41
  5. Step 5: Solve for x
    x = 37,353,532.41/5,871.48
  6. Step 6: Final answer
    x = 6,361.86

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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.