Home / 5,244.04-7,850.70-3,178.12

Finding the Fourth Proportional to 5,244.04, 7,850.70 and 3,178.12

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Solution

The fourth proportional to 5,244.04, 7,850.70 and 3,178.12 is: 4,757.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,244.04 : 7,850.70 = 3,178.12 : x
  2. Step 2: Convert to fraction form
    5,244.04/7,850.70 = 3,178.12/x
  3. Step 3: Cross multiply
    5,244.04x = 7,850.70 × 3,178.12
  4. Step 4: Simplify right side
    5,244.04x = 24,950,466.68
  5. Step 5: Solve for x
    x = 24,950,466.68/5,244.04
  6. Step 6: Final answer
    x = 4,757.87

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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.