Home / 11,424.61-17,133.24-3,631.60

Finding the Fourth Proportional to 11,424.61, 17,133.24 and 3,631.60

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Solution

The fourth proportional to 11,424.61, 17,133.24 and 3,631.60 is: 5,446.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,424.61 : 17,133.24 = 3,631.60 : x
  2. Step 2: Convert to fraction form
    11,424.61/17,133.24 = 3,631.60/x
  3. Step 3: Cross multiply
    11,424.61x = 17,133.24 × 3,631.60
  4. Step 4: Simplify right side
    11,424.61x = 62,220,988.72
  5. Step 5: Solve for x
    x = 62,220,988.72/11,424.61
  6. Step 6: Final answer
    x = 5,446.23

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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.