Home / 11,753.06-17,629.62-2,988.68

Finding the Fourth Proportional to 11,753.06, 17,629.62 and 2,988.68

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Solution

The fourth proportional to 11,753.06, 17,629.62 and 2,988.68 is: 4,483.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,753.06 : 17,629.62 = 2,988.68 : x
  2. Step 2: Convert to fraction form
    11,753.06/17,629.62 = 2,988.68/x
  3. Step 3: Cross multiply
    11,753.06x = 17,629.62 × 2,988.68
  4. Step 4: Simplify right side
    11,753.06x = 52,689,292.70
  5. Step 5: Solve for x
    x = 52,689,292.70/11,753.06
  6. Step 6: Final answer
    x = 4,483.03

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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.