Home / 11,557.92-17,338.48-4,161

Finding the Fourth Proportional to 11,557.92, 17,338.48 and 4,161

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Solution

The fourth proportional to 11,557.92, 17,338.48 and 4,161 is: 6,242.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,557.92 : 17,338.48 = 4,161 : x
  2. Step 2: Convert to fraction form
    11,557.92/17,338.48 = 4,161/x
  3. Step 3: Cross multiply
    11,557.92x = 17,338.48 × 4,161
  4. Step 4: Simplify right side
    11,557.92x = 72,145,415.28
  5. Step 5: Solve for x
    x = 72,145,415.28/11,557.92
  6. Step 6: Final answer
    x = 6,242.08

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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.