Home / 9,418.41-14,131.08-3,870.27

Finding the Fourth Proportional to 9,418.41, 14,131.08 and 3,870.27

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Solution

The fourth proportional to 9,418.41, 14,131.08 and 3,870.27 is: 5,806.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,418.41 : 14,131.08 = 3,870.27 : x
  2. Step 2: Convert to fraction form
    9,418.41/14,131.08 = 3,870.27/x
  3. Step 3: Cross multiply
    9,418.41x = 14,131.08 × 3,870.27
  4. Step 4: Simplify right side
    9,418.41x = 54,691,094.99
  5. Step 5: Solve for x
    x = 54,691,094.99/9,418.41
  6. Step 6: Final answer
    x = 5,806.83

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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.