Home / 4,637.85-6,960.20-3,408.58

Finding the Fourth Proportional to 4,637.85, 6,960.20 and 3,408.58

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Solution

The fourth proportional to 4,637.85, 6,960.20 and 3,408.58 is: 5,115.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,637.85 : 6,960.20 = 3,408.58 : x
  2. Step 2: Convert to fraction form
    4,637.85/6,960.20 = 3,408.58/x
  3. Step 3: Cross multiply
    4,637.85x = 6,960.20 × 3,408.58
  4. Step 4: Simplify right side
    4,637.85x = 23,724,346.67
  5. Step 5: Solve for x
    x = 23,724,346.67/4,637.85
  6. Step 6: Final answer
    x = 5,115.38

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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.