Home / 11,965.58-17,948.38-5,384.08

Finding the Fourth Proportional to 11,965.58, 17,948.38 and 5,384.08

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Solution

The fourth proportional to 11,965.58, 17,948.38 and 5,384.08 is: 8,076.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,965.58 : 17,948.38 = 5,384.08 : x
  2. Step 2: Convert to fraction form
    11,965.58/17,948.38 = 5,384.08/x
  3. Step 3: Cross multiply
    11,965.58x = 17,948.38 × 5,384.08
  4. Step 4: Simplify right side
    11,965.58x = 96,635,532.86
  5. Step 5: Solve for x
    x = 96,635,532.86/11,965.58
  6. Step 6: Final answer
    x = 8,076.12

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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.