Home / 9,811.19-14,716.82-2,415.83

Finding the Fourth Proportional to 9,811.19, 14,716.82 and 2,415.83

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Solution

The fourth proportional to 9,811.19, 14,716.82 and 2,415.83 is: 3,623.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,811.19 : 14,716.82 = 2,415.83 : x
  2. Step 2: Convert to fraction form
    9,811.19/14,716.82 = 2,415.83/x
  3. Step 3: Cross multiply
    9,811.19x = 14,716.82 × 2,415.83
  4. Step 4: Simplify right side
    9,811.19x = 35,553,267.72
  5. Step 5: Solve for x
    x = 35,553,267.72/9,811.19
  6. Step 6: Final answer
    x = 3,623.75

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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.