Home / 11,152.80-16,726.50-3,755.34

Finding the Fourth Proportional to 11,152.80, 16,726.50 and 3,755.34

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Solution

The fourth proportional to 11,152.80, 16,726.50 and 3,755.34 is: 5,632.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,152.80 : 16,726.50 = 3,755.34 : x
  2. Step 2: Convert to fraction form
    11,152.80/16,726.50 = 3,755.34/x
  3. Step 3: Cross multiply
    11,152.80x = 16,726.50 × 3,755.34
  4. Step 4: Simplify right side
    11,152.80x = 62,813,694.51
  5. Step 5: Solve for x
    x = 62,813,694.51/11,152.80
  6. Step 6: Final answer
    x = 5,632.10

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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.