Home / 9,687.24-14,532.75-3,112.92

Finding the Fourth Proportional to 9,687.24, 14,532.75 and 3,112.92

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Solution

The fourth proportional to 9,687.24, 14,532.75 and 3,112.92 is: 4,669.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,687.24 : 14,532.75 = 3,112.92 : x
  2. Step 2: Convert to fraction form
    9,687.24/14,532.75 = 3,112.92/x
  3. Step 3: Cross multiply
    9,687.24x = 14,532.75 × 3,112.92
  4. Step 4: Simplify right side
    9,687.24x = 45,239,288.13
  5. Step 5: Solve for x
    x = 45,239,288.13/9,687.24
  6. Step 6: Final answer
    x = 4,669.99

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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.