Home / 9,809.17-14,712.23-2,789.51

Finding the Fourth Proportional to 9,809.17, 14,712.23 and 2,789.51

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Solution

The fourth proportional to 9,809.17, 14,712.23 and 2,789.51 is: 4,183.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,809.17 : 14,712.23 = 2,789.51 : x
  2. Step 2: Convert to fraction form
    9,809.17/14,712.23 = 2,789.51/x
  3. Step 3: Cross multiply
    9,809.17x = 14,712.23 × 2,789.51
  4. Step 4: Simplify right side
    9,809.17x = 41,039,912.71
  5. Step 5: Solve for x
    x = 41,039,912.71/9,809.17
  6. Step 6: Final answer
    x = 4,183.83

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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.