Home / 11,284.32-16,929.60-4,359.36

Finding the Fourth Proportional to 11,284.32, 16,929.60 and 4,359.36

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Solution

The fourth proportional to 11,284.32, 16,929.60 and 4,359.36 is: 6,540.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,284.32 : 16,929.60 = 4,359.36 : x
  2. Step 2: Convert to fraction form
    11,284.32/16,929.60 = 4,359.36/x
  3. Step 3: Cross multiply
    11,284.32x = 16,929.60 × 4,359.36
  4. Step 4: Simplify right side
    11,284.32x = 73,802,221.06
  5. Step 5: Solve for x
    x = 73,802,221.06/11,284.32
  6. Step 6: Final answer
    x = 6,540.25

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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.