Home / 4,982.28-7,463.70-3,881.50

Finding the Fourth Proportional to 4,982.28, 7,463.70 and 3,881.50

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Solution

The fourth proportional to 4,982.28, 7,463.70 and 3,881.50 is: 5,814.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982.28 : 7,463.70 = 3,881.50 : x
  2. Step 2: Convert to fraction form
    4,982.28/7,463.70 = 3,881.50/x
  3. Step 3: Cross multiply
    4,982.28x = 7,463.70 × 3,881.50
  4. Step 4: Simplify right side
    4,982.28x = 28,970,351.55
  5. Step 5: Solve for x
    x = 28,970,351.55/4,982.28
  6. Step 6: Final answer
    x = 5,814.68

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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.