Home / 7,726.58-11,588.83-2,180.37

Finding the Fourth Proportional to 7,726.58, 11,588.83 and 2,180.37

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Solution

The fourth proportional to 7,726.58, 11,588.83 and 2,180.37 is: 3,270.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,726.58 : 11,588.83 = 2,180.37 : x
  2. Step 2: Convert to fraction form
    7,726.58/11,588.83 = 2,180.37/x
  3. Step 3: Cross multiply
    7,726.58x = 11,588.83 × 2,180.37
  4. Step 4: Simplify right side
    7,726.58x = 25,267,937.27
  5. Step 5: Solve for x
    x = 25,267,937.27/7,726.58
  6. Step 6: Final answer
    x = 3,270.26

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1.5x scale

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.