Home / 11,726.88-17,589.72-4,330.80

Finding the Fourth Proportional to 11,726.88, 17,589.72 and 4,330.80

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Solution

The fourth proportional to 11,726.88, 17,589.72 and 4,330.80 is: 6,495.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,726.88 : 17,589.72 = 4,330.80 : x
  2. Step 2: Convert to fraction form
    11,726.88/17,589.72 = 4,330.80/x
  3. Step 3: Cross multiply
    11,726.88x = 17,589.72 × 4,330.80
  4. Step 4: Simplify right side
    11,726.88x = 76,177,559.38
  5. Step 5: Solve for x
    x = 76,177,559.38/11,726.88
  6. Step 6: Final answer
    x = 6,495.98

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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.