Home / 5,408.94-7,463.66-3,170.30

Finding the Fourth Proportional to 5,408.94, 7,463.66 and 3,170.30

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Solution

The fourth proportional to 5,408.94, 7,463.66 and 3,170.30 is: 4,374.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,408.94 : 7,463.66 = 3,170.30 : x
  2. Step 2: Convert to fraction form
    5,408.94/7,463.66 = 3,170.30/x
  3. Step 3: Cross multiply
    5,408.94x = 7,463.66 × 3,170.30
  4. Step 4: Simplify right side
    5,408.94x = 23,662,041.30
  5. Step 5: Solve for x
    x = 23,662,041.30/5,408.94
  6. Step 6: Final answer
    x = 4,374.62

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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.