Home / 11,076.93-16,618.20-3,681.43

Finding the Fourth Proportional to 11,076.93, 16,618.20 and 3,681.43

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Solution

The fourth proportional to 11,076.93, 16,618.20 and 3,681.43 is: 5,523.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,076.93 : 16,618.20 = 3,681.43 : x
  2. Step 2: Convert to fraction form
    11,076.93/16,618.20 = 3,681.43/x
  3. Step 3: Cross multiply
    11,076.93x = 16,618.20 × 3,681.43
  4. Step 4: Simplify right side
    11,076.93x = 61,178,740.03
  5. Step 5: Solve for x
    x = 61,178,740.03/11,076.93
  6. Step 6: Final answer
    x = 5,523.08

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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.