Home / 11,629.71-17,444.63-2,864.57

Finding the Fourth Proportional to 11,629.71, 17,444.63 and 2,864.57

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Solution

The fourth proportional to 11,629.71, 17,444.63 and 2,864.57 is: 4,296.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,629.71 : 17,444.63 = 2,864.57 : x
  2. Step 2: Convert to fraction form
    11,629.71/17,444.63 = 2,864.57/x
  3. Step 3: Cross multiply
    11,629.71x = 17,444.63 × 2,864.57
  4. Step 4: Simplify right side
    11,629.71x = 49,971,283.70
  5. Step 5: Solve for x
    x = 49,971,283.70/11,629.71
  6. Step 6: Final answer
    x = 4,296.86

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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.