Home / 11,913.66-16,440.73-6,608.52

Finding the Fourth Proportional to 11,913.66, 16,440.73 and 6,608.52

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Solution

The fourth proportional to 11,913.66, 16,440.73 and 6,608.52 is: 9,119.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,913.66 : 16,440.73 = 6,608.52 : x
  2. Step 2: Convert to fraction form
    11,913.66/16,440.73 = 6,608.52/x
  3. Step 3: Cross multiply
    11,913.66x = 16,440.73 × 6,608.52
  4. Step 4: Simplify right side
    11,913.66x = 108,648,893.02
  5. Step 5: Solve for x
    x = 108,648,893.02/11,913.66
  6. Step 6: Final answer
    x = 9,119.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.