Home / 11,818.08-17,727.04-3,610.08

Finding the Fourth Proportional to 11,818.08, 17,727.04 and 3,610.08

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Solution

The fourth proportional to 11,818.08, 17,727.04 and 3,610.08 is: 5,415.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,818.08 : 17,727.04 = 3,610.08 : x
  2. Step 2: Convert to fraction form
    11,818.08/17,727.04 = 3,610.08/x
  3. Step 3: Cross multiply
    11,818.08x = 17,727.04 × 3,610.08
  4. Step 4: Simplify right side
    11,818.08x = 63,996,032.56
  5. Step 5: Solve for x
    x = 63,996,032.56/11,818.08
  6. Step 6: Final answer
    x = 5,415.10

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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.