Home / 9,935.20-14,904.42-3,361.78

Finding the Fourth Proportional to 9,935.20, 14,904.42 and 3,361.78

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Solution

The fourth proportional to 9,935.20, 14,904.42 and 3,361.78 is: 5,043.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,935.20 : 14,904.42 = 3,361.78 : x
  2. Step 2: Convert to fraction form
    9,935.20/14,904.42 = 3,361.78/x
  3. Step 3: Cross multiply
    9,935.20x = 14,904.42 × 3,361.78
  4. Step 4: Simplify right side
    9,935.20x = 50,105,381.07
  5. Step 5: Solve for x
    x = 50,105,381.07/9,935.20
  6. Step 6: Final answer
    x = 5,043.22

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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.