Home / 9,964.29-14,939.15-3,388.71

Finding the Fourth Proportional to 9,964.29, 14,939.15 and 3,388.71

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Solution

The fourth proportional to 9,964.29, 14,939.15 and 3,388.71 is: 5,080.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,964.29 : 14,939.15 = 3,388.71 : x
  2. Step 2: Convert to fraction form
    9,964.29/14,939.15 = 3,388.71/x
  3. Step 3: Cross multiply
    9,964.29x = 14,939.15 × 3,388.71
  4. Step 4: Simplify right side
    9,964.29x = 50,624,430.05
  5. Step 5: Solve for x
    x = 50,624,430.05/9,964.29
  6. Step 6: Final answer
    x = 5,080.59

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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.