Home / 4,816.47-7,219.17-2,213.94

Finding the Fourth Proportional to 4,816.47, 7,219.17 and 2,213.94

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Solution

The fourth proportional to 4,816.47, 7,219.17 and 2,213.94 is: 3,318.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,816.47 : 7,219.17 = 2,213.94 : x
  2. Step 2: Convert to fraction form
    4,816.47/7,219.17 = 2,213.94/x
  3. Step 3: Cross multiply
    4,816.47x = 7,219.17 × 2,213.94
  4. Step 4: Simplify right side
    4,816.47x = 15,982,809.23
  5. Step 5: Solve for x
    x = 15,982,809.23/4,816.47
  6. Step 6: Final answer
    x = 3,318.37

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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.