Home / 11,326.06-16,989.95-3,005.91

Finding the Fourth Proportional to 11,326.06, 16,989.95 and 3,005.91

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Solution

The fourth proportional to 11,326.06, 16,989.95 and 3,005.91 is: 4,509.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,326.06 : 16,989.95 = 3,005.91 : x
  2. Step 2: Convert to fraction form
    11,326.06/16,989.95 = 3,005.91/x
  3. Step 3: Cross multiply
    11,326.06x = 16,989.95 × 3,005.91
  4. Step 4: Simplify right side
    11,326.06x = 51,070,260.60
  5. Step 5: Solve for x
    x = 51,070,260.60/11,326.06
  6. Step 6: Final answer
    x = 4,509.09

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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.