Home / 5,972.21-8,241.81-3,454.08

Finding the Fourth Proportional to 5,972.21, 8,241.81 and 3,454.08

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Solution

The fourth proportional to 5,972.21, 8,241.81 and 3,454.08 is: 4,766.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,972.21 : 8,241.81 = 3,454.08 : x
  2. Step 2: Convert to fraction form
    5,972.21/8,241.81 = 3,454.08/x
  3. Step 3: Cross multiply
    5,972.21x = 8,241.81 × 3,454.08
  4. Step 4: Simplify right side
    5,972.21x = 28,467,871.08
  5. Step 5: Solve for x
    x = 28,467,871.08/5,972.21
  6. Step 6: Final answer
    x = 4,766.72

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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.