Home / 10,554.92-15,836.63-3,982.98

Finding the Fourth Proportional to 10,554.92, 15,836.63 and 3,982.98

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Solution

The fourth proportional to 10,554.92, 15,836.63 and 3,982.98 is: 5,976.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,554.92 : 15,836.63 = 3,982.98 : x
  2. Step 2: Convert to fraction form
    10,554.92/15,836.63 = 3,982.98/x
  3. Step 3: Cross multiply
    10,554.92x = 15,836.63 × 3,982.98
  4. Step 4: Simplify right side
    10,554.92x = 63,076,960.64
  5. Step 5: Solve for x
    x = 63,076,960.64/10,554.92
  6. Step 6: Final answer
    x = 5,976.07

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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.