Home / 11,852.19-17,776.26-3,953.61

Finding the Fourth Proportional to 11,852.19, 17,776.26 and 3,953.61

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Solution

The fourth proportional to 11,852.19, 17,776.26 and 3,953.61 is: 5,929.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,852.19 : 17,776.26 = 3,953.61 : x
  2. Step 2: Convert to fraction form
    11,852.19/17,776.26 = 3,953.61/x
  3. Step 3: Cross multiply
    11,852.19x = 17,776.26 × 3,953.61
  4. Step 4: Simplify right side
    11,852.19x = 70,280,399.30
  5. Step 5: Solve for x
    x = 70,280,399.30/11,852.19
  6. Step 6: Final answer
    x = 5,929.74

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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.