Home / 11,235.09-16,852.67-3,443.91

Finding the Fourth Proportional to 11,235.09, 16,852.67 and 3,443.91

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Solution

The fourth proportional to 11,235.09, 16,852.67 and 3,443.91 is: 5,165.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,235.09 : 16,852.67 = 3,443.91 : x
  2. Step 2: Convert to fraction form
    11,235.09/16,852.67 = 3,443.91/x
  3. Step 3: Cross multiply
    11,235.09x = 16,852.67 × 3,443.91
  4. Step 4: Simplify right side
    11,235.09x = 58,039,078.74
  5. Step 5: Solve for x
    x = 58,039,078.74/11,235.09
  6. Step 6: Final answer
    x = 5,165.88

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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.